{"id":1714,"date":"2026-08-04T16:41:30","date_gmt":"2026-08-04T16:41:30","guid":{"rendered":"https:\/\/lumexislaser.com\/?p=1714"},"modified":"2026-08-05T16:27:16","modified_gmt":"2026-08-05T16:27:16","slug":"single-vs-multimode-fiber-coupled-laser-diodes","status":"publish","type":"post","link":"https:\/\/lumexislaser.com\/ar\/single-vs-multimode-fiber-coupled-laser-diodes\/","title":{"rendered":"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0644\u064a\u0632\u0631 \u0627\u0644\u0645\u0642\u062a\u0631\u0646\u0629 \u0628\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u0645\u0642\u0627\u0628\u0644 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639: \u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u064a\u0635\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631 (RFQ) \u064a\u0637\u0644\u0628 \u201c\u0648\u0636\u0639\u064b\u0627 \u0623\u062d\u0627\u062f\u064a\u064b\u0627 976 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 <a href=\"https:\/\/lumexislaser.com\/ar\/fiber-coupled-lasers\/\">\u0635\u0645\u0627\u0645 \u062b\u0646\u0627\u0626\u064a \u0645\u0642\u062a\u0631\u0646 \u0628\u0627\u0644\u0623\u0644\u064a\u0627\u0641<\/a>, \u060c 30 \u0648\u0627\u0637.\u201d \u0644\u0627 \u064a\u0645\u0643\u0646 \u0628\u0646\u0627\u0621 \u0647\u0630\u0647 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a. \u0644\u064a\u0633 \u0628\u0648\u0627\u0633\u0637\u062a\u0646\u0627\u060c \u0648\u0644\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u0623\u064a \u0634\u062e\u0635 \u2014 \u0625\u0646\u0647\u0627 \u062a\u0637\u0644\u0628 \u0645\u0627 \u064a\u0642\u0627\u0631\u0628 \u0623\u0644\u0641 \u0636\u0639\u0641 \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0646\u062a\u062c\u0647\u0627 \u0628\u0627\u0639\u062b \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0647\u0646\u062f\u0633 \u0627\u0644\u0630\u064a \u0643\u062a\u0628\u0647\u0627 \u0644\u0645 \u064a\u0643\u0646 \u0645\u0647\u0645\u0644\u064b\u0627. \u0643\u0627\u0646 \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0639\u0631\u0636 \u062e\u0637 \u0636\u064a\u0642 \u0644\u0648\u0627\u062c\u0647\u0629 \u062a\u062d\u0644\u064a\u0644 \u0637\u064a\u0641\u064a \u064830 \u0648\u0627\u0637 \u0644\u0645\u0631\u062d\u0644\u0629 \u0636\u062e\u060c \u0648\u0643\u0644\u0645\u0629 \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d \u062a\u0639\u0646\u064a \u0628\u0647\u062f\u0648\u0621 \u0634\u064a\u0626\u064a\u0646 \u0645\u062e\u062a\u0644\u0641\u064a\u0646 \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0623\u064a \u0645\u0646\u0647\u0645\u0627 \u062a\u0641\u0643\u0631 \u0641\u064a\u0647.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0630\u0627 \u0627\u0644\u063a\u0645\u0648\u0636 \u0647\u0648 \u0623\u063a\u0644\u0649 \u0633\u0648\u0621 \u0641\u0647\u0645 \u0641\u064a \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0644\u064a\u0632\u0631\u064a\u0629. \u064a\u0648\u0636\u062d \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0645\u0639\u0646\u064a\u064a\u0646\u060c \u062b\u0645 \u064a\u0639\u0645\u0644 \u0639\u0628\u0631 \u0645\u062d\u0648\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0642\u064a\u0642\u064a: \u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0633\u0644\u064a\u0645\u060c \u0648\u0645\u0627 \u064a\u0641\u0631\u0636\u0647 \u0643\u0644 \u062e\u064a\u0627\u0631 \u0639\u0644\u0649 \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0644\u0627\u062d\u0642\u0629.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/h2><nav><ul><li><a href=\"#first-which-single-mode-do-you-mean\">\u0623\u0648\u0644\u064b\u0627: \u0623\u064a \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d \u062a\u0642\u0635\u062f\u061f<\/a><\/li><li><a href=\"#why-power-and-beam-quality-cannot-both-be-maximized\">\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u0639\u0638\u064a\u0645 \u0643\u0644 \u0645\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0648\u062c\u0648\u062f\u0629 \u0627\u0644\u0634\u0639\u0627\u0639 \u0641\u064a \u0622\u0646\u064d \u0648\u0627\u062d\u062f<\/a><\/li><li><a href=\"#how-multimode-modules-actually-reach-high-power\">\u0643\u064a\u0641 \u062a\u0635\u0644 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639 \u0641\u0639\u0644\u064a\u064b\u0627 \u0625\u0644\u0649 \u0637\u0627\u0642\u0629 \u0639\u0627\u0644\u064a\u0629<\/a><\/li><li><a href=\"#fiber-the-choice-that-locks-everything-else\">\u0627\u0644\u0623\u0644\u064a\u0627\u0641: \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u062b\u0628\u0651\u062a \u0643\u0644 \u0634\u064a\u0621 \u0622\u062e\u0631<\/a><\/li><li><a href=\"#wavelength-stabilization-an-axis-of-its-own\">\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a: \u0645\u062d\u0648\u0631 \u0628\u062d\u062f \u0630\u0627\u062a\u0647<\/a><\/li><li><a href=\"#choosing-work-backwards-from-the-constraint\">\u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631: \u0627\u0644\u0639\u0645\u0644 \u0628\u0627\u0644\u0639\u0643\u0633 \u0645\u0646 \u0627\u0644\u0642\u064a\u062f<\/a><\/li><li><a href=\"#what-separates-two-modules-with-the-same-datasheet\">\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0641\u0635\u0644 \u0628\u064a\u0646 \u0648\u062d\u062f\u062a\u064a\u0646 \u0628\u0646\u0641\u0633 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/a><\/li><li><a href=\"#common-mistakes\">\u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li><a href=\"#frequently-asked-questions\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li><a href=\"#specifying-the-source-alongside-the-delivery-path\">\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0635\u062f\u0631 \u0628\u062c\u0627\u0646\u0628 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0633\u0644\u064a\u0645<\/a><\/li><li><a href=\"#references\">\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1400\" height=\"933\" src=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber.webp\" alt=\"\u0631\u0633\u0645 \u062a\u062e\u0637\u064a\u0637\u064a \u064a\u0642\u0627\u0631\u0646 \u062d\u062c\u0645 \u0642\u0644\u0628 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u0648\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639 \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0644\u064a\u0632\u0631 \u0627\u0644\u0645\u0642\u062a\u0631\u0646\u0629 \u0628\u0627\u0644\u0623\u0644\u064a\u0627\u0641\" class=\"wp-image-1721\" srcset=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber.webp 1400w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber-300x200.webp 300w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber-1024x682.webp 1024w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber-768x512.webp 768w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-mode-vs-multimode-fiber-600x400.webp 600w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><figcaption class=\"wp-element-caption\"><strong>\u064a\u0635\u062f\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0644\u064a\u0632\u0631\u064a \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639 \u0641\u064a \u0648\u0636\u0639 \u0645\u0643\u0627\u0646\u064a \u0639\u0631\u0636\u064a \u0648\u0627\u062d\u062f \u0645\u0639 M\u00b2 \u0642\u0631\u064a\u0628 \u0645\u0646 1.0\u20131.3\u060c \u0648\u064a\u0646\u062a\u062c \u0639\u0627\u062f\u0629\u064b \u0645\u064a\u0644\u064a \u0648\u0627\u0637 \u0625\u0644\u0649 \u062d\u0648\u0627\u0644\u064a 1 \u0648\u0627\u0637\u060c \u0648\u064a\u0642\u062a\u0631\u0646 \u0628\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 6\u20139 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631. \u064a\u0635\u062f\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0648\u0636\u0627\u0639 \u0623\u0648\u0636\u0627\u0639\u064b\u0627 \u0645\u0643\u0627\u0646\u064a\u0629 \u0639\u062f\u064a\u062f\u0629 \u0645\u0639 M\u00b2 \u0645\u0646 5 \u0625\u0644\u0649 \u0623\u0643\u062b\u0631 \u0645\u0646 100\u060c \u0648\u064a\u062a\u062f\u0631\u062c \u0645\u0646 \u0648\u0627\u0637 \u0625\u0644\u0649 \u0643\u064a\u0644\u0648 \u0648\u0627\u0637\u060c \u0648\u064a\u0642\u062a\u0631\u0646 \u0628\u0623\u0644\u064a\u0627\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639 105\u2013400 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631. \u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629 \u0648\u0627\u0644\u0637\u0627\u0642\u0629 \u062a\u062a\u0628\u0627\u062f\u0644\u0627\u0646 \u0645\u0628\u0627\u0634\u0631\u0629 \u0636\u062f \u0628\u0639\u0636\u0647\u0645\u0627 \u0627\u0644\u0628\u0639\u0636.<\/strong><br><br>\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u062a\u062d\u0635\u0631 \u0627\u0644\u0636\u0648\u0621 \u0641\u064a \u0642\u0644\u0628 \u064a\u0628\u0644\u063a \u0628\u0636\u0639\u0629 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631\u0627\u062a\u061b \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639 \u062a\u0633\u062a\u062e\u062f\u0645 \u0642\u0644\u0628\u064b\u0627 \u0623\u0643\u0628\u0631 \u0628\u0643\u062b\u064a\u0631 \u064a\u0642\u0628\u0644 \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0646\u062a\u0634\u0627\u0631 \u0639\u062f\u064a\u062f\u0629.<\/figcaption><\/figure>\n\n\n\n<h2 id=\"first-which-single-mode-do-you-mean\" class=\"wp-block-heading\">\u0623\u0648\u0644\u064b\u0627: \u0623\u064a \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d \u062a\u0642\u0635\u062f\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0635\u0637\u0644\u062d \u0645\u062b\u0642\u0644 \u0628\u0627\u0644\u0645\u0639\u0627\u0646\u064a\u060c \u0648\u0627\u0644\u0645\u0639\u0646\u064a\u0627\u0646 \u0645\u0633\u062a\u0642\u0644\u0627\u0646. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u0623\u062d\u062f\u0647\u0645\u0627\u060c \u0623\u0648 \u0643\u0644\u0627\u0647\u0645\u0627\u060c \u0623\u0648 \u0644\u0627 \u0634\u064a\u0621 \u0645\u0646\u0647\u0645\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0639\u0631\u0636\u064a \u0627\u0644\u0623\u062d\u0627\u062f\u064a<\/strong> \u0647\u0648 <em>\u062e\u0627\u0635\u064a\u0629 \u0645\u0643\u0627\u0646\u064a\u0629<\/em> . \u0627\u0644\u0628\u0627\u0639\u062b \u0636\u064a\u0642 \u0628\u0645\u0627 \u064a\u0643\u0641\u064a \u2014 \u0639\u0627\u062f\u0629\u064b \u062f\u0644\u064a\u0644 \u0645\u0648\u062c\u064a \u0623\u0642\u0644 \u0645\u0646 \u062d\u0648\u0627\u0644\u064a 3\u20135 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u2014 \u0628\u062d\u064a\u062b \u064a\u0646\u062a\u0634\u0631 \u0648\u0636\u0639 \u0645\u0643\u0627\u0646\u064a \u0648\u0627\u062d\u062f \u0641\u0642\u0637. \u0627\u0644\u0646\u0627\u062a\u062c \u0647\u0648 \u062d\u0632\u0645\u0629 \u0646\u0638\u064a\u0641\u0629 \u0634\u0628\u0647 \u063a\u0627\u0648\u0633\u064a\u0629 TEM\u2080\u2080 \u064a\u0645\u0643\u0646 \u062a\u0631\u0643\u064a\u0632\u0647\u0627 \u0625\u0644\u0649 \u0646\u0642\u0637\u0629 \u0645\u062d\u062f\u0648\u062f\u0629 \u0628\u0627\u0644\u062d\u064a\u0648\u062f \u0648\u0625\u0637\u0644\u0627\u0642\u0647\u0627 \u0641\u064a \u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639. \u0647\u0630\u0627 \u0647\u0648 \u0645\u0627 \u064a\u0639\u0646\u064a\u0647 \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062d\u062f\u062b \u0634\u062e\u0635 \u0639\u0646 \u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629\u060c \u0623\u0648 \u062d\u062c\u0645 \u0627\u0644\u0628\u0642\u0639\u0629\u060c \u0623\u0648 \u0646\u0648\u0639 \u0627\u0644\u0623\u0644\u064a\u0627\u0641.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0637\u0648\u0644\u064a \u0627\u0644\u0623\u062d\u0627\u062f\u064a<\/strong> \u0647\u0648 <em>\u062e\u0627\u0635\u064a\u0629 \u0637\u064a\u0641\u064a\u0629<\/em> . \u064a\u062a\u0623\u0631\u062c\u062d \u0627\u0644\u0644\u064a\u0632\u0631 \u0639\u0644\u0649 \u0648\u0636\u0639 \u062a\u062c\u0648\u064a\u0641 \u0648\u0627\u062d\u062f\u060c \u0645\u0645\u0627 \u064a\u0639\u0637\u064a \u062a\u0631\u062f\u062f\u064b\u0627 \u0628\u0635\u0631\u064a\u064b\u0627 \u0636\u064a\u0642\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u0645\u0634\u0637 \u062e\u0637\u0648\u0637. \u0647\u0630\u0627 \u0647\u0648 \u0645\u0627 \u064a\u0639\u0646\u064a\u0647 \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062d\u062f\u062b \u0634\u062e\u0635 \u0639\u0646 \u0639\u0631\u0636 \u0627\u0644\u062e\u0637\u060c \u0623\u0648 \u0637\u0648\u0644 \u0627\u0644\u062a\u0645\u0627\u0633\u0643\u060c \u0623\u0648 \u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0627\u062e\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0648\u0636\u062d \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0628\u0633\u064a\u0637 \u0645\u0646 \u0646\u0648\u0639 Fabry-P\u00e9rot \u0633\u0628\u0628 \u0623\u0647\u0645\u064a\u0629 \u0627\u0644\u062a\u0645\u064a\u064a\u0632. \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0639\u0631\u0636\u064a \u062a\u0645\u0627\u0645\u064b\u0627 \u2014 \u062d\u0632\u0645\u0629 \u062c\u0645\u064a\u0644\u0629\u060c \u064a\u0642\u062a\u0631\u0646 \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0623\u0644\u064a\u0627\u0641 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u2014 \u0628\u064a\u0646\u0645\u0627 \u064a\u0635\u062f\u0631 \u0639\u0634\u0631\u0627\u062a \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0637\u0648\u0644\u064a\u0629 \u0627\u0644\u0645\u0645\u062a\u062f\u0629 \u0639\u0644\u0649 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 \u0623\u0648 \u0623\u0643\u062b\u0631\u060c \u0648\u064a\u0642\u0641\u0632 \u0628\u064a\u0646\u0647\u0627 \u0645\u0639 \u062a\u063a\u064a\u0631 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0623\u0648 \u0627\u0644\u062a\u064a\u0627\u0631. \u062d\u0632\u0645\u0629 \u0631\u0627\u0626\u0639\u0629\u060c \u062a\u0645\u0627\u0633\u0643 \u0639\u062f\u064a\u0645 \u0627\u0644\u0641\u0627\u0626\u062f\u0629.<em>\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0648\u0636\u0639 \u0637\u0648\u0644\u064a \u0623\u062d\u0627\u062f\u064a \u0639\u0646\u0635\u0631\u064b\u0627 \u0627\u0646\u062a\u0642\u0627\u0626\u064a\u064b\u0627 \u0644\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u062f\u0627\u062e\u0644 \u0627\u0644\u062a\u062c\u0648\u064a\u0641. \u0647\u0630\u0627 \u0645\u0627 \u062a\u0641\u0639\u0644\u0647 \u0647\u064a\u0627\u0643\u0644 DFB \u0648DBR.<\/em>\u064a\u0636\u0639 DFB \u0627\u0644\u0634\u0628\u0643\u0629 \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0648\u0633\u0637 \u0627\u0644\u0646\u0634\u0637\u061b \u064a\u0636\u0639\u0647\u0627 DBR \u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0646\u0634\u0637\u0629. \u0643\u0644\u0627\u0647\u0645\u0627 \u064a\u0641\u0631\u0636 \u0627\u0644\u062a\u0623\u0631\u062c\u062d \u0639\u0644\u0649 \u0648\u0636\u0639 \u0637\u0648\u0644\u064a \u0648\u0627\u062d\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DFB (\u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u0648\u0632\u0639\u0629).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1400\" height=\"798\" src=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode.webp\" alt=\"Diagram of DFB and DBR laser diode structures showing grating placement for single longitudinal mode operation\" class=\"wp-image-1722\" srcset=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode.webp 1400w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode-300x171.webp 300w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode-1024x584.webp 1024w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode-768x438.webp 768w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-dfb-vs-dbr-single-longitudinal-mode-600x342.webp 600w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><figcaption class=\"wp-element-caption\">\u064a\u0643\u062a\u0628 \u0634\u0628\u0643\u0629 \u0628\u0631\u0627\u063a \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0648\u0633\u0637 \u0627\u0644\u0646\u0634\u0637 \u0646\u0641\u0633\u0647. \u064a\u062d\u062f\u062b \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0621 \u0628\u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0639\u0628\u0631 \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0643\u0633\u0628\u060c \u0645\u0645\u0627 \u064a\u0639\u0637\u064a \u0639\u0631\u0636 \u062e\u0637 \u0636\u064a\u0642 \u062c\u062f\u064b\u0627 \u0648\u0637\u0648\u0644\u064b\u0627 \u0645\u0648\u062c\u064a\u064b\u0627 \u064a\u062a\u062d\u0631\u0643 \u0642\u0644\u064a\u0644\u064b\u0627 \u0641\u0642\u0637 \u0645\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u2014 \u062d\u0648\u0627\u0644\u064a 0.06 \u0646\u0627\u0646\u0648\u0645\u062a\u0631\/\u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 ~0.3 \u0646\u0627\u0646\u0648\u0645\u062a\u0631\/\u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0644\u0635\u0645\u0627\u0645 FP \u0639\u0627\u062f\u064a.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>DBR (\u0627\u0644\u0639\u0627\u0643\u0633 \u0627\u0644\u0628\u0631\u0627\u063a\u064a \u0627\u0644\u0645\u0648\u0632\u0639)<\/strong> \u064a\u0636\u0639 \u0627\u0644\u0634\u0628\u0643\u0629 \u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0646\u0634\u0637\u0629\u060c \u0644\u064a\u0639\u0645\u0644 \u0643\u0645\u0631\u0622\u0629 \u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629 \u0644\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a. \u062a\u0623\u062b\u064a\u0631 \u0645\u0634\u0627\u0628\u0647\u060c \u0645\u0639 \u0645\u0642\u0627\u064a\u0636\u0627\u062a \u062a\u0635\u0646\u064a\u0639 \u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0644\u0630\u0627 \u0639\u0646\u062f\u0645\u0627 \u062a\u0642\u0648\u0644 \u0645\u0648\u0627\u0635\u0641\u0629 \u201c\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a\u201d\u060c \u0627\u0633\u0623\u0644 \u0623\u064a \u0645\u062d\u0648\u0631 \u062a\u0639\u0646\u064a. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u201c\u0643\u0644\u0627\u0647\u0645\u0627\u201d\u060c \u0641\u0623\u0646\u062a \u062a\u0646\u0638\u0631 \u0625\u0644\u0649 DFB \u0641\u064a \u062d\u0632\u0645\u0629 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u2014 \u0648\u0623\u0646\u062a \u0628\u062d\u0632\u0645 \u0641\u064a \u0646\u0637\u0627\u0642 \u0645\u064a\u0644\u064a \u0648\u0627\u0637 \u0625\u0644\u0649 \u0648\u0627\u0637\u060c \u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0633\u0637\u0631 \u0627\u0644\u0637\u0627\u0642\u0629 \u0641\u064a \u0637\u0644\u0628 \u0627\u0644\u0639\u0631\u0636.<\/strong> \u0647\u0630\u0627 \u0644\u064a\u0633 \u0642\u064a\u062f\u064b\u0627 \u062a\u0635\u0646\u064a\u0639\u064a\u064b\u0627 \u0633\u064a\u0632\u064a\u0644\u0647 \u0647\u0646\u062f\u0633\u0629 \u0623\u0641\u0636\u0644 \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629. \u0625\u0646\u0647 \u0642\u0627\u0646\u0648\u0646 \u062d\u0641\u0638.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0639\u0631\u0636\u064a \u0627\u0644\u0623\u062d\u0627\u062f\u064a \u062f\u0644\u064a\u0644\u064b\u0627 \u0645\u0648\u062c\u064a\u064b\u0627 \u0636\u064a\u0642\u064b\u0627. \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u0627\u0644\u0636\u064a\u0642 \u0644\u0647 \u0641\u062a\u062d\u0629 \u0625\u0635\u062f\u0627\u0631 \u0635\u063a\u064a\u0631\u0629. \u0627\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u064a\u0645\u0643\u0646\u0647\u0627 \u062d\u0645\u0644 \u0642\u062f\u0631 \u0645\u062d\u062f\u0648\u062f \u0641\u0642\u0637 \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0636\u0648\u0626\u064a\u0629 \u0642\u0628\u0644 \u062a\u0644\u0641 \u0627\u0644\u0648\u0627\u062c\u0647\u0629. \u062a\u0644\u0643 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u062a\u062d\u062f \u0645\u0646 \u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0648\u0636\u0639 \u0639\u0646\u062f \u062d\u0648\u0627\u0644\u064a 1 \u0648\u0627\u0637\u060c \u0645\u0639 \u0645\u0639\u0638\u0645 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0623\u0642\u0644 \u0645\u0646 \u0630\u0644\u0643 \u0628\u0643\u062b\u064a\u0631.<\/p>\n\n\n\n<h2 id=\"why-power-and-beam-quality-cannot-both-be-maximized\" class=\"wp-block-heading\">\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u0639\u0638\u064a\u0645 \u0643\u0644 \u0645\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0648\u062c\u0648\u062f\u0629 \u0627\u0644\u0634\u0639\u0627\u0639 \u0641\u064a \u0622\u0646\u064d \u0648\u0627\u062d\u062f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0637\u0627\u0642\u0629 \u0623\u0643\u0628\u0631\u060c \u062a\u0648\u0633\u0651\u0639 \u0627\u0644\u0628\u0627\u0639\u062b. \u0635\u0645\u0627\u0645 \u062b\u0646\u0627\u0626\u064a \u0639\u0631\u064a\u0636 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0628\u0634\u0631\u064a\u0637 \u0628\u0639\u0631\u0636 100 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u064a\u062d\u0645\u0644 \u0637\u0627\u0642\u0629 \u0623\u0643\u0628\u0631 \u0628\u0643\u062b\u064a\u0631 \u2014 \u0644\u0643\u0646\u0647 \u0627\u0644\u0622\u0646 \u064a\u062f\u0639\u0645 \u0623\u0648\u0636\u0627\u0639\u064b\u0627 \u0639\u0631\u0636\u064a\u0629 \u0639\u062f\u064a\u062f\u0629 \u0639\u0628\u0631 \u0630\u0644\u0643 \u0627\u0644\u0639\u0631\u0636\u060c \u0648\u062a\u062a\u062f\u0647\u0648\u0631 \u0627\u0644\u062d\u0632\u0645\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0630\u0644\u0643.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0643\u0645\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0628\u0639 \u0647\u0630\u0627 \u0647\u064a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0646\u0627\u062a\u062c \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062d\u0632\u0645\u0629 (BPP).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u060c \u0623\u0648 \u0628\u0634\u0643\u0644 \u0645\u0643\u0627\u0641\u0626 <strong>\u0648\u0636\u0639 \u0623\u062d\u0627\u062f\u064a<\/strong>, \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0648\u0636\u0627\u0639 <strong>\u0645\u00b2<\/strong>:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><\/th><th>\u22481.0\u20131.3<\/th><th>5 \u0625\u0644\u0649 100+<\/th><\/tr><\/thead><tbody><tr><td><strong>\u0645\u00b2<\/strong><\/td><td>\u0645\u064a\u0644\u064a \u0648\u0627\u0637 \u0625\u0644\u0649 ~1 \u0648\u0627\u0637<\/td><td>\u0648\u0627\u0637 \u0625\u0644\u0649 \u0643\u064a\u0644\u0648 \u0648\u0627\u0637<\/td><\/tr><tr><td><strong>\u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/strong><\/td><td>\u0639\u0631\u0636 \u0627\u0644\u0628\u0627\u0639\u062b<\/td><td>\u0623\u0642\u0644 \u0645\u0646 ~3\u20135 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><\/tr><tr><td><strong>50\u2013200 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0648\u0623\u0648\u0633\u0639<\/strong><\/td><td>\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0628\u0639\u064a\u062f<\/td><td>\u0646\u0627\u0639\u0645\u060c \u0639\u0644\u0649 \u0634\u0643\u0644 \u062c\u0631\u0633<\/td><\/tr><tr><td><strong>\u0645\u0646\u0638\u0645\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u201c\u0623\u0630\u0646 \u0623\u0631\u0646\u0628\u201d \u0628\u0642\u0645\u062a\u064a\u0646 \u0645\u0632\u062f\u0648\u062c\u062a\u064a\u0646<\/strong><\/td><td>6\u20139 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>105\u060c 200\u060c 400 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0648\u0623\u0643\u0628\u0631<\/td><\/tr><tr><td><strong>\u0642\u0644\u0628 \u0627\u0644\u0623\u0644\u064a\u0627\u0641<\/strong><\/td><td>\u0637\u0648\u0644 \u0627\u0644\u062a\u0645\u0627\u0633\u0643<\/td><td>\u0645\u064a\u0644\u064a\u0645\u062a\u0631\u0627\u062a \u0625\u0644\u0649 \u0623\u0645\u062a\u0627\u0631<\/td><\/tr><tr><td><strong>\u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631\u0627\u062a \u0625\u0644\u0649 \u0645\u064a\u0644\u064a\u0645\u062a\u0631\u0627\u062a<\/strong><\/td><td>\u0627\u0644\u0628\u0642\u0639\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u062d\u0642\u064a\u0642<\/td><td>\u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631\u0627\u062a \u0625\u0644\u0649 \u0645\u0644\u064a\u0645\u062a\u0631\u0627\u062a<\/td><\/tr><tr><td><strong>\u0628\u0642\u0639\u0629 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u062d\u0642\u064a\u0642<\/strong><\/td><td>\u0645\u062d\u062f\u0648\u062f \u0628\u0627\u0644\u0627\u0646\u0639\u0631\u0627\u062c\u060c &lt;5 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631<\/td><td>\u0639\u0634\u0631\u0627\u062a \u0627\u0644\u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631\u0627\u062a \u0648\u0623\u0643\u062b\u0631<\/td><\/tr><tr><td><strong>\u0647\u064a\u0643\u0644 \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/strong><\/td><td>\u0645\u0631\u062a\u0641\u0639\u0629 \u0644\u0643\u0644 \u062c\u0647\u0627\u0632<\/td><td>\u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u0643\u0644 \u0648\u0627\u0637<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u064a\u0646 \u0647\u0630\u064a\u0646 \u0627\u0644\u0637\u0631\u0641\u064a\u0646 \u062a\u0642\u0639 <strong>\u0634\u0628\u0647 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0646\u0645\u0637<\/strong> \u0623\u062c\u0647\u0632\u0629 \u0630\u0627\u062a M\u00b2 \u062d\u0648\u0644 2\u20134 \u2014 \u0628\u0648\u0627\u0639\u062b \u0648\u0627\u0633\u0639\u0629 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u062a\u0639\u0645\u0644 \u0628\u0639\u062f\u062f \u0642\u0644\u064a\u0644 \u0645\u0646 \u0627\u0644\u0623\u0646\u0645\u0627\u0637. \u0625\u0646\u0647\u0627 \u0645\u0641\u064a\u062f\u0629 \u062d\u0642\u064b\u0627 \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0645\u064a\u0632\u0627\u0646\u064a\u0629 \u0627\u0644\u0628\u0642\u0639\u0629 \u0644\u062f\u064a\u0643 \u0645\u0631\u0646\u0629 \u0648\u062a\u062d\u062a\u0627\u062c \u0623\u0643\u062b\u0631 \u0645\u0646 \u0648\u0627\u0637 \u0648\u0627\u062d\u062f\u060c \u0648\u064a\u0633\u062a\u062d\u0642 \u0627\u0644\u0633\u0624\u0627\u0644 \u0639\u0646\u0647\u0627 \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u0627\u0644\u0642\u0641\u0632 \u0645\u0628\u0627\u0634\u0631\u0629 \u0625\u0644\u0649 \u062c\u0632\u0621 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0646\u0645\u0627\u0637 \u0628\u0627\u0644\u0643\u0627\u0645\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u0646\u062a\u062c \u0639\u0646 \u0643\u0644 \u0647\u0630\u0627: \u0644\u0627 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0633\u0637\u0648\u0639 \u0641\u064a \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0644\u0627\u062d\u0642\u0629.<\/strong> \u0627\u0644\u0628\u0635\u0631\u064a\u0627\u062a \u062a\u0639\u064a\u062f \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u062d\u0632\u0645\u0629\u061b \u0644\u0643\u0646\u0647\u0627 \u0644\u0627 \u062a\u0633\u062a\u0637\u064a\u0639 \u062a\u0642\u0644\u064a\u0644 \u062d\u0627\u0635\u0644 \u0636\u0631\u0628 \u0627\u0644\u062d\u062c\u0645 \u0641\u064a \u0627\u0644\u062a\u0628\u0627\u0639\u062f. \u064a\u0645\u0643\u0646\u0643 \u062a\u062d\u0648\u064a\u0644 \u062d\u0632\u0645\u0629 \u062c\u064a\u062f\u0629 \u0625\u0644\u0649 \u0633\u064a\u0626\u0629 \u0641\u064a \u0623\u064a \u0648\u0642\u062a. \u0644\u0643\u0646 \u0644\u0627 \u064a\u0645\u0643\u0646\u0643 \u0623\u0628\u062f\u064b\u0627 \u0627\u0644\u0633\u064a\u0631 \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u0639\u0627\u0643\u0633. \u0643\u0644 \u0642\u0631\u0627\u0631 \u0628\u0639\u062f \u0627\u0644\u0628\u0627\u0639\u062b \u064a\u0631\u062b \u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629 \u0627\u0644\u062a\u064a \u0623\u0646\u062a\u062c\u0647\u0627 \u0627\u0644\u0628\u0627\u0639\u062b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0647\u0630\u0627 \u0627\u0644\u0633\u0628\u0628 \u0641\u0625\u0646 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0641\u064a \u0623\u0639\u0644\u0649 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0646\u0641\u064a\u0630\u060c \u0648\u0644\u0647\u0630\u0627 \u0644\u0627 \u064a\u0646\u062c\u062d \u0623\u0628\u062f\u064b\u0627 \u0627\u0644\u0642\u0648\u0644 \u201c\u0633\u0646\u0635\u0644\u062d\u0647 \u0628\u0628\u0635\u0631\u064a\u0627\u062a \u0627\u0642\u062a\u0631\u0627\u0646 \u0623\u0641\u0636\u0644\u201d.<\/p>\n\n\n\n<h2 id=\"how-multimode-modules-actually-reach-high-power\" class=\"wp-block-heading\">\u0643\u064a\u0641 \u062a\u0635\u0644 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639 \u0641\u0639\u0644\u064a\u064b\u0627 \u0625\u0644\u0649 \u0637\u0627\u0642\u0629 \u0639\u0627\u0644\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0630\u0627 \u0643\u0627\u0646 \u0628\u0627\u0639\u062b \u0648\u0627\u062d\u062f \u0648\u0627\u0633\u0639 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u064a\u0635\u0644 \u0625\u0644\u0649 \u0639\u0634\u0631\u0627\u062a \u0627\u0644\u0648\u0627\u0637\u0627\u062a \u0643\u062d\u062f \u0623\u0642\u0635\u0649\u060c \u0641\u0643\u064a\u0641 \u062a\u0648\u062c\u062f \u0648\u062d\u062f\u0629 \u0645\u0642\u062a\u0631\u0646\u0629 \u0628\u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0628\u0642\u062f\u0631\u0629 300 \u0648\u0627\u0637\u061f \u0645\u0646 \u062e\u0644\u0627\u0644 \u062f\u0645\u062c \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0628\u0648\u0627\u0639\u062b \u0648\u0642\u0628\u0648\u0644 \u0639\u0642\u0648\u0628\u0629 \u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629 \u0628\u0634\u0643\u0644 \u0645\u062a\u0639\u0645\u062f.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"961\" height=\"603\" src=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-element-vs-multi-emitter-diode-construction.webp\" alt=\"Construction of a single element laser diode and a three element multi-emitter fiber coupled laser diode module\" class=\"wp-image-1723\" srcset=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-element-vs-multi-emitter-diode-construction.webp 961w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-element-vs-multi-emitter-diode-construction-300x188.webp 300w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-element-vs-multi-emitter-diode-construction-768x482.webp 768w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-single-element-vs-multi-emitter-diode-construction-600x376.webp 600w\" sizes=\"(max-width: 961px) 100vw, 961px\" \/><figcaption class=\"wp-element-caption\">\u0635\u0645\u0627\u0645 \u062b\u0646\u0627\u0626\u064a \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0639\u0646\u0635\u0631 (\u064a\u0633\u0627\u0631) \u064a\u0633\u0644\u0651\u0645 \u062d\u0632\u0645\u0629 \u0648\u0627\u062d\u062f\u0629 \u0639\u0628\u0631 \u0639\u062f\u0633\u0629 FAC \u0648\u0646\u0627\u0641\u0630\u0629. \u0648\u062d\u062f\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0639\u0646\u0627\u0635\u0631 (\u064a\u0645\u064a\u0646) \u062a\u0648\u062c\u0651\u0647 \u0643\u0644 \u0628\u0627\u0639\u062b \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u062f\u0633\u0627\u062a FAC \u0648SAC\u060c \u0648\u062a\u0637\u0648\u064a \u0627\u0644\u062d\u0632\u0645 \u0628\u0645\u0631\u0627\u064a\u0627 \u0628\u0632\u0627\u0648\u064a\u0629 45\u00b0\u060c \u0648\u062a\u0631\u0643\u0632 \u0627\u0644\u0645\u0635\u0641\u0648\u0641\u0629 \u0627\u0644\u0645\u0643\u062f\u0633\u0629 \u0641\u064a \u0644\u064a\u0641 \u0648\u0627\u062d\u062f.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0628\u0635\u0631\u064a\u0629 \u0641\u064a \u0648\u062d\u062f\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0628\u0648\u0627\u0639\u062b \u062a\u0639\u0645\u0644 \u062a\u0642\u0631\u064a\u0628\u064b\u0627 \u0647\u0643\u0630\u0627. \u0643\u0644 \u0634\u0631\u064a\u062d\u0629 \u062a\u062c\u0644\u0633 \u0639\u0644\u0649 \u0642\u0627\u0639\u062f\u0629 \u062a\u062b\u0628\u064a\u062a \u062e\u0627\u0635\u0629 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\u0628\u0627\u0639\u062b \u0648\u0627\u062d\u062f. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u0646\u0638\u0645\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u0631\u0627\u0642\u064e\u0628\u0629 \u0623\u0648 \u0627\u0644\u0645\u0646\u062a\u0634\u0631\u0629 \u0645\u064a\u062f\u0627\u0646\u064a\u064b\u0627\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0641\u0648\u0642 \u0647\u0630\u0627 \u0627\u0644\u0641\u0631\u0642 \u0641\u064a \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0628\u0636\u0639 \u0646\u0642\u0627\u0637 \u0645\u0626\u0648\u064a\u0629 \u0645\u0646 \u0627\u0644\u0643\u0641\u0627\u0621\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0627\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u0628\u0648\u0627\u0639\u062b \u064a\u0639\u0646\u064a \u0633\u0637\u0648\u0639\u064b\u0627 \u0623\u0642\u0644\u060c \u062f\u0627\u0626\u0645\u064b\u0627.<\/strong> \u0643\u0644 \u062d\u0632\u0645\u0629 \u062a\u0643\u062f\u0651\u0633\u0647\u0627 \u062a\u0636\u064a\u0641 \u0625\u0644\u0649 \u0625\u062c\u0645\u0627\u0644\u064a \u00e9tendue. \u0648\u062d\u062f\u0629 \u0628\u0642\u062f\u0631\u0629 300 \u0648\u0627\u0637 \u0648\u0648\u062d\u062f\u0629 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0628\u0627\u0639\u062b \u0628\u0642\u062f\u0631\u0629 15 \u0648\u0627\u0637 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0634\u062a\u0631\u0643\u0627 \u0641\u064a \u0645\u0648\u0627\u0635\u0641\u0629 \u0644\u064a\u0641 105 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0648\u0645\u0639 \u0630\u0644\u0643 \u062a\u062a\u0635\u0631\u0641\u0627\u0646 \u0628\u0634\u0643\u0644 \u0645\u062e\u062a\u0644\u0641 \u062c\u062f\u064b\u0627 \u0641\u064a \u0646\u0638\u0627\u0645\u0643\u060c \u0644\u0623\u0646 \u062c\u0632\u0621 300 \u0648\u0627\u0637 \u0633\u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 NA \u0623\u0639\u0644\u0649 \u0623\u0648 \u0646\u0648\u0627\u0629 \u0623\u0643\u0628\u0631 \u0644\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0630\u0644\u0643.<\/p>\n\n\n\n<h2 id=\"fiber-the-choice-that-locks-everything-else\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0644\u064a\u0627\u0641: \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u062b\u0628\u0651\u062a \u0643\u0644 \u0634\u064a\u0621 \u0622\u062e\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u064a\u0641 \u0627\u0644\u062a\u0633\u0644\u064a\u0645 \u0647\u0648 \u062d\u064a\u062b \u062a\u0635\u0628\u062d \u062c\u0648\u062f\u0629 \u062d\u0632\u0645\u0629 \u0627\u0644\u0628\u0627\u0639\u062b \u0642\u064a\u062f\u064b\u0627 \u0635\u0627\u0631\u0645\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0644\u064a\u0641 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0646\u0645\u0637<\/strong> \u0644\u0647 \u0646\u0648\u0627\u0629 \u062a\u0628\u0644\u063a \u0646\u062d\u0648 6 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0639\u0646\u062f \u0637\u0648\u0644 \u0645\u0648\u062c\u064a 1 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631\u060c \u06489 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0639\u0646\u062f 1.5 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631. \u064a\u0646\u062a\u0634\u0631 \u0646\u0645\u0637 \u0645\u0643\u0627\u0646\u064a \u0648\u0627\u062d\u062f \u0641\u0642\u0637\u060c \u0644\u0630\u0627 whatever \u064a\u062f\u062e\u0644 \u064a\u062e\u0631\u062c \u0643\u0646\u0645\u0637 \u0646\u0638\u064a\u0641 \u2014 \u064a\u0639\u0645\u0644 \u0627\u0644\u0644\u064a\u0641 \u0643\u0645\u0631\u0634\u062d \u0645\u0643\u0627\u0646\u064a. \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0641\u064a\u0647 \u0645\u0635\u062f\u0631\u064b\u0627 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0646\u0645\u0637 \u062d\u0642\u064b\u0627 \u0648\u0645\u062d\u0627\u0630\u0627\u0629 \u062f\u0642\u064a\u0642\u0629 \u0628\u0639\u062f\u0633\u0629 \u0644\u0627\u0645\u0643\u0631\u0648\u064a\u0629\u061b \u0648\u0644\u0627 \u064a\u0645\u0643\u0646 \u0628\u0628\u0633\u0627\u0637\u0629 \u0625\u0637\u0644\u0627\u0642 \u0645\u0635\u062f\u0631 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0646\u0645\u0627\u0637 \u0641\u064a\u0647 \u0628\u0643\u0641\u0627\u0621\u0629 \u0645\u0641\u064a\u062f\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0623\u0644\u064a\u0627\u0641 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0646\u0645\u0627\u0637<\/strong> \u064a\u0633\u062a\u062e\u062f\u0645 \u0646\u0648\u0649 105 \u0648200 \u0648400 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0648\u0623\u0643\u0628\u0631. \u062a\u0646\u062a\u0634\u0631 \u0645\u0633\u0627\u0631\u0627\u062a \u0643\u062b\u064a\u0631\u0629\u060c \u0648\u0647\u0630\u0627 \u0645\u0627 \u064a\u0633\u0645\u062d \u0644\u0647 \u0628\u0642\u0628\u0648\u0644 \u0645\u0635\u062f\u0631 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u0628\u0627\u0639\u062f \u0648\u0636\u0639\u064a\u0641 M\u00b2. \u0627\u0644\u0645\u0642\u0627\u0628\u0644 \u0647\u0648 \u0623\u0646 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0643\u0627\u0646\u064a\u0629 \u0644\u0644\u0623\u0646\u0645\u0627\u0637 \u062a\u064f\u0641\u0642\u062f \u0648\u064a\u0628\u062f\u0623 \u0627\u0644\u062a\u0634\u062a\u062a \u0627\u0644\u0646\u0645\u0637\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u2014 \u063a\u064a\u0631 \u0645\u0647\u0645 \u0644\u0645\u062a\u0631 \u0648\u0627\u062d\u062f \u0645\u0646 \u062a\u0633\u0644\u064a\u0645 \u0627\u0644\u0636\u062e\u060c \u0648\u0645\u0647\u0645 \u0644\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0631\u0642\u0645\u0627\u0646 \u064a\u062d\u0643\u0645\u0627\u0646 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0625\u0637\u0644\u0627\u0642 \u064a\u0646\u062c\u062d \u0623\u0635\u0644\u064b\u0627: \u0642\u0637\u0631 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648 <strong>\u0627\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u062f\u064a\u0629<\/strong>. \u062a\u062d\u062f\u062f NA \u0627\u0644\u0642\u0628\u0648\u0644 \u0627\u0644\u0632\u0627\u0648\u064a. \u0625\u0630\u0627 \u0644\u0645 \u062a\u062a\u0648\u0627\u0641\u0642\u060c \u062a\u0646\u062e\u0641\u0636 \u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0628\u0633\u0631\u0639\u0629 \u2014 \u0646\u0642\u0635 \u0641\u064a NA \u0628\u0645\u0642\u062f\u0627\u0631 0.05 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0644\u0641 \u0646\u062d\u0648 20% \u0645\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u062a\u0631\u0646\u0629\u060c \u0648\u0647\u0630\u0627 \u0627\u0644\u0636\u0648\u0621 \u0627\u0644\u0645\u0641\u0642\u0648\u062f \u064a\u0635\u0628\u062d \u062d\u0631\u0627\u0631\u0629 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u0625\u0637\u0644\u0627\u0642 \u0645\u0628\u0627\u0634\u0631\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0647\u0630\u0627 \u0641\u0625\u0646 \u0631\u0642\u0645 \u0642\u062f\u0631\u0629 \u062f\u0648\u0646 \u0630\u0643\u0631 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648NA \u0644\u064a\u0633 \u0645\u0648\u0627\u0635\u0641\u0629. \u201c50 \u0648\u0627\u0637\u201d \u0641\u064a \u0644\u064a\u0641 105 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \/ 0.22 NA \u0648\u201c50 \u0648\u0627\u0637\u201d \u0641\u064a \u0644\u064a\u0641 400 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \/ 0.22 NA \u0647\u0645\u0627 \u0645\u0646\u062a\u062c\u0627\u0646 \u0645\u062e\u062a\u0644\u0641\u0627\u0646 \u0628\u062e\u064a\u0627\u0631\u0627\u062a \u0644\u0627\u062d\u0642\u0629 \u0645\u062e\u062a\u0644\u0641\u0629\u060c \u0648\u0648\u0627\u062d\u062f \u0641\u0642\u0637 \u0645\u0646\u0647\u0645\u0627 \u0633\u064a\u063a\u0630\u064a \u063a\u0644\u0627\u0641\u064b\u0627 \u062f\u0627\u062e\u0644\u064a\u064b\u0627 \u0635\u063a\u064a\u0631\u064b\u0627.<\/p>\n\n\n\n<h2 id=\"wavelength-stabilization-an-axis-of-its-own\" class=\"wp-block-heading\">\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a: \u0645\u062d\u0648\u0631 \u0628\u062d\u062f \u0630\u0627\u062a\u0647<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062c\u0648\u062f\u0629 \u0627\u0644\u062d\u0632\u0645\u0629 \u0648\u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0637\u064a\u0641\u064a \u062e\u064a\u0627\u0631\u0627\u0646 \u0645\u0646\u0641\u0635\u0644\u0627\u0646\u060c \u0648\u0647\u0646\u0627 \u062a\u062e\u0637\u0626 \u062a\u0635\u0627\u0645\u064a\u0645 \u0643\u062b\u064a\u0631\u0629 \u0628\u0647\u062f\u0648\u0621.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0635\u0645\u0627\u0645 FP \u062b\u0646\u0627\u0626\u064a \u0639\u0627\u062f\u064a \u064a\u0646\u0632\u0627\u062d \u0628\u0646\u062d\u0648 0.3 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 \u0644\u0643\u0644 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0645\u0646 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0648\u0635\u0644\u0629\u060c \u0648\u064a\u0646\u0632\u0627\u062d \u0623\u064a\u0636\u064b\u0627 \u0645\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644. \u0625\u0630\u0627 \u0643\u0627\u0646 \u0646\u0638\u0627\u0645\u0643 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0628\u0642\u0627\u0621 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b \u062f\u0627\u062e\u0644 \u0646\u0637\u0627\u0642 \u0627\u0645\u062a\u0635\u0627\u0635 \u0636\u064a\u0642 \u0623\u0648 \u0645\u0631\u0634\u062d \u0645\u0633\u062a\u0642\u0628\u0644 \u0636\u064a\u0642\u060c \u0641\u0625\u0646 \u0647\u0630\u0627 \u0627\u0644\u0627\u0646\u0632\u064a\u0627\u062d \u0645\u0634\u0643\u0644\u0629 \u062d\u0642\u064a\u0642\u064a\u0629 \u2014 \u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0623\u062d\u0627\u062f\u064a\u064b\u0627 \u0623\u0648 \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u0646\u0645\u0627\u0637 \u0645\u0643\u0627\u0646\u064a\u064b\u0627.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0636\u062e \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0646\u0645\u0627\u0637\u060c \u0627\u0644\u062d\u0644 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0647\u0648 <strong>\u0645\u062d\u0632\u0648\u0632 \u0628\u0631\u0627\u063a \u0627\u0644\u0644\u064a\u0641\u064a<\/strong> \u0645\u0643\u062a\u0648\u0628 \u0641\u064a \u0630\u064a\u0644 \u0627\u0644\u062a\u0633\u0644\u064a\u0645.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1400\" height=\"762\" src=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization.webp\" alt=\"Fiber Bragg grating principle showing incident, reflected and transmitted spectra used to stabilize a laser diode wavelength\" class=\"wp-image-1724\" srcset=\"https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization.webp 1400w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization-300x163.webp 300w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization-1024x557.webp 1024w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization-768x418.webp 768w, https:\/\/lumexislaser.com\/wp-content\/uploads\/2026\/08\/lumexis-fiber-bragg-grating-wavelength-stabilization-600x327.webp 600w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><figcaption class=\"wp-element-caption\">\u0645\u062d\u0632\u0648\u0632 \u0628\u0631\u0627\u063a \u0627\u0644\u0644\u064a\u0641\u064a \u064a\u0639\u0643\u0633 \u0646\u0637\u0627\u0642\u064b\u0627 \u0636\u064a\u0642\u064b\u0627 \u062a\u062d\u062f\u062f\u0647 \u062f\u0648\u0631\u064a\u062a\u0647 \u0648\u064a\u0645\u0631\u0631 \u0627\u0644\u0628\u0627\u0642\u064a\u060c \u0648\u064a\u0639\u064a\u062f \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u0625\u0644\u0649 \u0627\u0644\u0635\u0645\u0627\u0645 \u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0646\u0628\u0639\u0627\u062b\u0647.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0639\u0643\u0633 \u0627\u0644\u0645\u062d\u0632\u0648\u0632 \u0646\u0637\u0627\u0642\u064b\u0627 \u0636\u064a\u0642\u064b\u0627 \u062a\u062d\u062f\u062f\u0647 \u062f\u0648\u0631\u064a\u062a\u0647 back \u0625\u0644\u0649 \u0627\u0644\u0635\u0645\u0627\u0645\u060c forcing\u0647 \u0639\u0644\u0649 \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u0644\u064a\u0632\u0631\u064a \u0647\u0646\u0627\u0643. \u0639\u0627\u062f\u0629\u064b \u064a\u0636\u064a\u0642 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b \u0625\u0644\u0649 \u0623\u0642\u0644 \u0645\u0646 0.5 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 \u0648\u064a\u0635\u0628\u062d largely \u0645\u0633\u062a\u0642\u0644\u064b\u0627 \u0639\u0646 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u064a\u0627\u0631. \u0645\u062d\u0632\u0648\u0632 <strong>\u0628\u0631\u0627\u063a \u0627\u0644\u062d\u062c\u0645\u064a<\/strong> \u064a\u062d\u0642\u0642 \u0627\u0644\u0634\u064a\u0621 \u0646\u0641\u0633\u0647 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0648\u062d\u062f\u0629 \u0628\u0639\u0646\u0635\u0631 \u062d\u062c\u0645\u064a \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u062f\u0627\u062e\u0644 \u0627\u0644\u0644\u064a\u0641.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0641\u0635\u064a\u0644\u0627\u0646 \u064a\u0633\u062a\u062d\u0642\u0627\u0646 \u0627\u0644\u0645\u0639\u0631\u0641\u0629 \u0642\u0628\u0644 \u062a\u062d\u062f\u064a\u062f \u062c\u0647\u0627\u0632 \u0645\u0642\u0641\u0644. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u062c\u064a \u0644\u0644\u0634\u0628\u0643\u0629 \u0642\u0631\u064a\u0628\u064b\u0627 \u0645\u0646 \u0627\u0644\u0630\u0631\u0648\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0644\u0644\u0634\u0631\u064a\u062d\u0629 \u2014 \u0641\u064a \u062d\u062f\u0648\u062f \u00b15 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 \u062a\u0642\u0631\u064a\u0628\u064b\u0627 \u2014 \u0648\u0625\u0644\u0627 \u064a\u0635\u0628\u062d \u0627\u0644\u0642\u0641\u0644 \u063a\u064a\u0631 \u0645\u0648\u062b\u0648\u0642 \u0639\u0628\u0631 \u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644. \u0648\u0627\u0644\u0642\u0641\u0644 \u0644\u064a\u0633 \u0641\u0648\u0631\u064a\u064b\u0627: \u064a\u062c\u0628 \u0623\u0646 \u064a\u0642\u0637\u0639 \u0627\u0644\u0636\u0648\u0621 \u0631\u062d\u0644\u0629 \u0630\u0647\u0627\u0628 \u0648\u0625\u064a\u0627\u0628 \u0625\u0644\u0649 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0644\u0630\u0627 \u0641\u064a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0646\u0628\u0636\u064a \u0623\u0648 \u0627\u0644\u0645\u064f\u0639\u062f\u064e\u0651\u0644 \u0627\u0644\u0633\u0631\u064a\u0639 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0646\u0628\u0639\u062b \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0623\u0648\u0644 \u0645\u0646 \u0643\u0644 \u0646\u0628\u0636\u0629 \u063a\u064a\u0631 \u0645\u0642\u0641\u0644 \u0648\u0648\u0627\u0633\u0639 \u0637\u064a\u0641\u064a\u064b\u0627.<\/p>\n\n\n\n<h2 id=\"choosing-work-backwards-from-the-constraint\" class=\"wp-block-heading\">\u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631: \u0627\u0644\u0639\u0645\u0644 \u0628\u0627\u0644\u0639\u0643\u0633 \u0645\u0646 \u0627\u0644\u0642\u064a\u062f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pick whichever of these binds hardest in your system. It usually decides the answer on its own.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Spot size.<\/strong> Need below about 5 \u00b5m, or a diffraction-limited focus? Single mode, and the power ceiling is what it is. Working at tens of micrometres or larger? Multimode is available and far cheaper per watt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Coherence.<\/strong> Interferometry, OCT, holography, coherent LiDAR, heterodyne detection, or narrow-line spectroscopy all need long coherence \u2014 which means single <em>longitudinal<\/em> mode, so DFB or DBR, and therefore low power. If coherence does not appear in your requirements at all, do not pay for it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Power.<\/strong> Above a few watts the question is settled: multimode. Fiber laser and DPSS pumping, direct-diode material processing, and illumination all live here, and all of them tolerate poor beam quality by design \u2014 cladding pumping exists precisely to convert low-brightness diode light into a high-brightness fiber laser output.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Fiber already fixed by the rest of the system.<\/strong> If the fiber is given, the emitter is largely given too. Work from the core and NA back to the source, not the other way round.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Thermal budget.<\/strong> Single-mode devices often run on passive heatsinking. High-power multimode parts need a specified case temperature with conduction cooling, and water cooling above a few hundred watts. If wavelength stability matters, add a TEC or a stabilized device \u2014 and account for both in the power budget.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Leave roughly 30% headroom on the power requirement. Coupling losses, connector losses, and end-of-life derating all consume margin that looked comfortable on paper.<\/p>\n\n\n\n<h2 id=\"what-separates-two-modules-with-the-same-datasheet\" class=\"wp-block-heading\">\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0641\u0635\u0644 \u0628\u064a\u0646 \u0648\u062d\u062f\u062a\u064a\u0646 \u0628\u0646\u0641\u0633 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Coupled power at the connector is produced by alignment, and it holds its value only if the alignment and the emitter hold theirs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062f\u0641\u0642\u0646\u0627 \u0627\u0644\u062e\u0627\u0635 \u0644\u0640 <a href=\"https:\/\/lumexislaser.com\/ar\/solutions\/laser-pumping\/\">fiber-coupled diode sources<\/a> runs incoming inspection, chip test, die bonding and chip-on-submount assembly, automated fiber coupling and alignment, hermetic sealing by parallel seam welding, then burn-in and high\/low temperature cycling before final test. Burn-in exists to find early-life failures before shipment. Temperature cycling exists because a module that meets spec at 25 \u00b0C and drifts at \u221220 \u00b0C was never really in spec \u2014 it was measured once, in the easy condition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Worth asking any supplier: is coupled power specified at the connector or before it; is the centre wavelength given with a tolerance <em>\u0648<\/em> a reference case temperature; was every unit burn-in screened or a sample; is the package hermetic; and can you see wavelength and power data at the temperature extremes rather than at ambient. You can review the <a href=\"https:\/\/lumexislaser.com\/ar\/technology\/\">test and qualification equipment<\/a> behind those answers, or browse <a href=\"https:\/\/lumexislaser.com\/ar\/shop-laser-source-module\/\">\u0648\u062d\u062f\u0627\u062a \u0645\u0635\u062f\u0631 \u0627\u0644\u0644\u064a\u0632\u0631 \u0627\u0644\u0645\u062a\u0627\u062d\u0629<\/a> when you are scoping a specific wavelength and power.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If fiber coupling itself is the part you want to understand more deeply \u2014 coupling efficiency, terminations, delivery-path specification \u2014 our guide to <a href=\"https:\/\/lumexislaser.com\/ar\/what-is-a-fiber-coupled-laser\/\">what a fiber coupled laser is<\/a> covers that ground.<\/p>\n\n\n\n<h2 id=\"common-mistakes\" class=\"wp-block-heading\">\u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Writing \u201csingle mode\u201d without saying which kind.<\/strong> Specify transverse, longitudinal, or both. This one ambiguity produces more unbuildable RFQs than any other.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Asking for single-mode beam quality at multi-watt power.<\/strong> Physically unavailable. If both are genuinely required, the answer is a fiber laser or amplifier stage, not a diode.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Comparing modules on watts alone.<\/strong> Without core diameter and NA, the number says nothing about whether it fits your system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Assuming optics can clean up a multimode beam.<\/strong> \u00c9tendue only grows. Spatial filtering can improve the beam, but only by throwing away the power that made it multimode.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ignoring wavelength drift because the diode is \u201cstabilized.\u201d<\/strong> Check the linewidth, the locking wavelength tolerance, and whether locking is established fast enough for your pulse format.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Qualifying at ambient only.<\/strong> Wavelength, coupled power, and threshold all move with temperature.<\/p>\n\n\n\n<h2 id=\"frequently-asked-questions\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What is the difference between a single mode and multimode laser diode?<\/strong><br>\nA single mode diode emits one transverse spatial mode with M\u00b2 near 1, giving a clean focusable beam but limited to roughly 1 W. A multimode diode uses a wide emitter supporting many spatial modes, with M\u00b2 from 5 to over 100, reaching watts to kilowatts. Beam quality and power trade directly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Can a laser diode be single mode and high power?<\/strong><br>\nNot at the same time. Single transverse mode requires a narrow emitter, and a narrow emitter caps power at around 1 W before facet damage. High power requires a wide emitter, which supports many modes. Combining both needs a fiber laser or amplifier downstream of a single-mode seed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What is the difference between single transverse mode and single longitudinal mode?<\/strong><br>\nTransverse mode is spatial \u2014 it describes the beam shape and whether it can focus to a diffraction-limited spot. Longitudinal mode is spectral \u2014 it describes how many optical frequencies oscillate. A Fabry-P\u00e9rot diode can be single transverse mode while emitting many longitudinal lines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Which fiber core size do I need?<\/strong><br>\nSingle-mode sources go into 6\u20139 \u00b5m single-mode fiber. Multimode sources use 105, 200, or 400 \u00b5m cores depending on power and the module\u2019s brightness. Always match numerical aperture as well \u2014 an NA shortfall of 0.05 can cost about 20% of coupled power as heat at the launch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Why do fiber laser pumps use multimode diodes?<\/strong><br>\nBecause cladding pumping does not need beam quality. Pump light is launched into a large multimode inner cladding and absorbed gradually along the fiber, so cheap high-power multimode diodes can drive a single-mode fiber laser output. Beam quality is created by the fiber, not the pump.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What does M\u00b2 tell me that power does not?<\/strong><br>\nM\u00b2 describes how far the beam is from diffraction-limited, which determines the smallest spot it can be focused to and whether it can enter a given fiber. Two diodes with identical power and very different M\u00b2 are not interchangeable in any system with a spot-size or coupling constraint.<\/p>\n\n\n\n<h2 id=\"specifying-the-source-alongside-the-delivery-path\" class=\"wp-block-heading\">\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0635\u062f\u0631 \u0628\u062c\u0627\u0646\u0628 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0633\u0644\u064a\u0645<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Decide the binding constraint first \u2014 spot size, coherence, power, or an already-fixed fiber \u2014 then let it choose the mode type. Trying to optimize beam quality and power at once produces a specification nobody can quote.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Send us your spot or coupling requirement, power target, wavelength, and temperature envelope, and <a href=\"https:\/\/lumexislaser.com\/ar\/contact\/\">our engineers will work through the options with you<\/a> \u2014 including whether a quasi-single-mode part closes the gap, and what the coupled-power and wavelength data needs to show across your operating range.<\/p>\n\n\n\n<h2 id=\"references\" class=\"wp-block-heading\">\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><em>Optics &amp; Laser Technology<\/em> \u2014 <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S1068520024000683\" target=\"_blank\" rel=\"noopener\">Coupling multi-beam laser diode to multimode fiber by wedge prism combiner<\/a><\/li>\n\n\n\n<li><em>Results in Physics<\/em> \u2014 <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2211379718317510\" target=\"_blank\" rel=\"noopener\">Design of a 36-W fiber-coupled green laser diode by Zemax<\/a><\/li>\n\n\n\n<li>SPIE \u2014 <a href=\"https:\/\/spie.org\/samples\/TT53.pdf\" target=\"_blank\" rel=\"noopener\">Basic Concepts: modes and beam quality<\/a><\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>\u062b\u0646\u0627\u0626\u064a\u0627\u062a \u0627\u0644\u0644\u064a\u0632\u0631 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0648\u0636\u0639 \u0645\u0642\u0627\u0628\u0644 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u0648\u0636\u0627\u0639: \u062c\u0648\u062f\u0629 \u0627\u0644\u0634\u0639\u0627\u0639 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0637\u0627\u0642\u0629\u060c \u0648\u0627\u0644\u063a\u0645\u0648\u0636 \u0627\u0644\u0639\u0631\u0636\u064a\/\u0627\u0644\u0637\u0648\u0644\u064a\u060c \u0648\u0646\u0648\u0627\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0648\u0627\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0639\u062f\u062f\u064a\u0629\u060c \u0648\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0646\u0648\u0639 \u0627\u0644\u0635\u062d\u064a\u062d.<\/p>","protected":false},"author":1,"featured_media":1721,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[29],"tags":[41],"class_list":["post-1714","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-laser-basic-knowledge-101","tag-fiber-coupled-lasers"],"acf":[],"_links":{"self":[{"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/posts\/1714","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/comments?post=1714"}],"version-history":[{"count":3,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/posts\/1714\/revisions"}],"predecessor-version":[{"id":1790,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/posts\/1714\/revisions\/1790"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/media\/1721"}],"wp:attachment":[{"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/media?parent=1714"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/categories?post=1714"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lumexislaser.com\/ar\/wp-json\/wp\/v2\/tags?post=1714"}],"curies":[{"name":"\u0648\u0648\u0631\u062f\u0628\u0631\u064a\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}