{"id":820,"date":"2026-02-21T21:47:32","date_gmt":"2026-02-21T13:47:32","guid":{"rendered":"http:\/\/www.optisensex.cn\/?p=820"},"modified":"2026-02-22T17:44:50","modified_gmt":"2026-02-22T09:44:50","slug":"tdlas%e6%bf%80%e5%85%89%e6%b0%94%e4%bd%93%e6%95%b4%e4%bd%93%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/www.optisensex.cn\/en\/product\/solution\/820\/","title":{"rendered":"TDLAS Laser Gas Overall Solution"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"820\" class=\"elementor elementor-820\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55be60de e-flex e-con-boxed e-con e-parent\" data-id=\"55be60de\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-779e5c20 e-con-full e-flex e-con e-child\" data-id=\"779e5c20\" data-element_type=\"container\" 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data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"736\" height=\"350\" src=\"https:\/\/www.optisensex.cn\/wp-content\/uploads\/2026\/02\/TDLAS-principle-and-basic-setup-the-laser-current-modulation-at-typically-100-Hz-10-kHz.png\" class=\"attachment-full size-full wp-image-1081\" alt=\"\" srcset=\"https:\/\/www.optisensex.cn\/wp-content\/uploads\/2026\/02\/TDLAS-principle-and-basic-setup-the-laser-current-modulation-at-typically-100-Hz-10-kHz.png 736w, https:\/\/www.optisensex.cn\/wp-content\/uploads\/2026\/02\/TDLAS-principle-and-basic-setup-the-laser-current-modulation-at-typically-100-Hz-10-kHz-300x143.png 300w, https:\/\/www.optisensex.cn\/wp-content\/uploads\/2026\/02\/TDLAS-principle-and-basic-setup-the-laser-current-modulation-at-typically-100-Hz-10-kHz-18x9.png 18w\" sizes=\"(max-width: 736px) 100vw, 736px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-360a7c9c e-con-full e-flex e-con e-child\" data-id=\"360a7c9c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7519996a e-con-full e-flex e-con e-child\" data-id=\"7519996a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74a91aa3 elementor-widget elementor-widget-text-editor\" data-id=\"74a91aa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\">\u00a0 \u00a0 \u00a0 \u00a0 We are committed to providing customers in the gas detection field with<strong>Complete TDLAS (Tunable Semiconductor Laser Absorption Spectroscopy) Overall Solution<\/strong>To address the diverse needs of our clients in system integration, product development, and large-scale production, we have integrated...<strong>Hardware, software, algorithms, optical structures, testing software, and mass production tools<\/strong>Our full-chain capabilities help customers quickly build high-performance, highly reliable TDLAS gas analysis systems, significantly shortening the R&amp;D cycle and reducing technical barriers and mass production risks.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5eb58142 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"5eb58142\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"http:\/\/www.optisensex.cn\/en\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contact US<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7f43d24c e-flex e-con-boxed e-con e-parent\" data-id=\"7f43d24c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1633618d e-con-full e-flex e-con e-child\" data-id=\"1633618d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4324bf50 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"4324bf50\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-lightbulb\" viewbox=\"0 0 352 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M96.06 454.35c.01 6.29 1.87 12.45 5.36 17.69l17.09 25.69a31.99 31.99 0 0 0 26.64 14.28h61.71a31.99 31.99 0 0 0 26.64-14.28l17.09-25.69a31.989 31.989 0 0 0 5.36-17.69l.04-38.35H96.01l.05 38.35zM0 176c0 44.37 16.45 84.85 43.56 115.78 16.52 18.85 42.36 58.23 52.21 91.45.04.26.07.52.11.78h160.24c.04-.26.07-.51.11-.78 9.85-33.22 35.69-72.6 52.21-91.45C335.55 260.85 352 220.37 352 176 352 78.61 272.91-.3 175.45 0 73.44.31 0 82.97 0 176zm176-80c-44.11 0-80 35.89-80 80 0 8.84-7.16 16-16 16s-16-7.16-16-16c0-61.76 50.24-112 112-112 8.84 0 16 7.16 16 16s-7.16 16-16 16z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Product Features<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-173e5d2c e-grid e-con-full e-con e-child\" data-id=\"173e5d2c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a75e387 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7a75e387\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Customized development, precise matching<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Algorithm Deep Optimization<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27c52111 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"27c52111\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Worry-free mass production<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Rapid validation, shortening the time to market.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5f85c056 e-flex e-con-boxed e-con e-parent\" data-id=\"5f85c056\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-31a8dd14 e-con-full e-flex e-con e-child\" data-id=\"31a8dd14\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47178d00 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"47178d00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-cog\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M487.4 315.7l-42.6-24.6c4.3-23.2 4.3-47 0-70.2l42.6-24.6c4.9-2.8 7.1-8.6 5.5-14-11.1-35.6-30-67.8-54.7-94.6-3.8-4.1-10-5.1-14.8-2.3L380.8 110c-17.9-15.4-38.5-27.3-60.8-35.1V25.8c0-5.6-3.9-10.5-9.4-11.7-36.7-8.2-74.3-7.8-109.2 0-5.5 1.2-9.4 6.1-9.4 11.7V75c-22.2 7.9-42.8 19.8-60.8 35.1L88.7 85.5c-4.9-2.8-11-1.9-14.8 2.3-24.7 26.7-43.6 58.9-54.7 94.6-1.7 5.4.6 11.2 5.5 14L67.3 221c-4.3 23.2-4.3 47 0 70.2l-42.6 24.6c-4.9 2.8-7.1 8.6-5.5 14 11.1 35.6 30 67.8 54.7 94.6 3.8 4.1 10 5.1 14.8 2.3l42.6-24.6c17.9 15.4 38.5 27.3 60.8 35.1v49.2c0 5.6 3.9 10.5 9.4 11.7 36.7 8.2 74.3 7.8 109.2 0 5.5-1.2 9.4-6.1 9.4-11.7v-49.2c22.2-7.9 42.8-19.8 60.8-35.1l42.6 24.6c4.9 2.8 11 1.9 14.8-2.3 24.7-26.7 43.6-58.9 54.7-94.6 1.5-5.5-.7-11.3-5.6-14.1zM256 336c-44.1 0-80-35.9-80-80s35.9-80 80-80 80 35.9 80 80-35.9 80-80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Technical parameters<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8027273 elementor-widget elementor-widget-text-editor\" data-id=\"8027273\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<table>\n<thead>\n<tr>\n<th>Module<\/th>\n<th>Content and Services<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Core hardware<\/strong><\/td>\n<td>Customized lasers (DFB\/VCSEL, covering multiple gases such as CH\u2084, CO, CO\u2082, O\u2082, H\u2082S, H\u2082O), photodetectors, precision temperature control and drive circuits, high-speed data acquisition cards, gas chambers and optical platforms.<\/td>\n<\/tr>\n<tr>\n<td><strong>Embedded software<\/strong><\/td>\n<td>Laser scanning and modulation algorithms, lock-in amplification (harmonic detection), concentration inversion, temperature and pressure compensation, self-diagnosis and calibration algorithms<\/td>\n<\/tr>\n<tr>\n<td><strong>PC software<\/strong><\/td>\n<td>Real-time data display, waveform analysis, parameter configuration, data storage and playback, and remote upgrades.<\/td>\n<\/tr>\n<tr>\n<td><strong>Optical structure<\/strong><\/td>\n<td>Optical cell design (long-path Herriott cell, White cell, or transmissive short-path), fiber coupling scheme, vibration and temperature drift resistance structure design.<\/td>\n<\/tr>\n<tr>\n<td><strong>Testing and Calibration<\/strong><\/td>\n<td>Gas concentration calibration procedure, cross-interference elimination method, temperature and pressure compensation curve fitting, long-term stability test plan<\/td>\n<\/tr>\n<tr>\n<td><strong>Mass production tools<\/strong><\/td>\n<td>Automated calibration fixtures, batch production testing software, factory inspection processes, aging test solutions, and production data management systems.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca41c88 elementor-widget elementor-widget-text-editor\" data-id=\"ca41c88\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"ds-markdown-paragraph\"><strong>Solution advantages<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Full-chain coverage, one-stop delivery<\/strong>From the core laser to the final mass production testing fixtures, we provide complete TDLAS system development services, eliminating the need for customers to coordinate between multiple suppliers, thus reducing communication costs and integration risks.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Customized development, precise matching<\/strong>For different gases (CH\u2084\/CO\/CO\u2082\/O\u2082, etc.), different measurement ranges (ppm level to percentage level), and different application scenarios (coal mine safety, industrial process control, environmental monitoring, medical diagnosis), we provide customized optical structures, algorithm parameters and hardware configurations.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Algorithm Deep Optimization<\/strong>It incorporates high-precision lock-in amplification, harmonic analysis, and temperature and pressure compensation algorithms to effectively suppress noise and interference, improving the detection limit and long-term stability. The algorithm can be embedded in an FPGA or MCU for real-time processing.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Worry-free mass production<\/strong>It comes with complete mass production testing tools and calibration processes to help customers smoothly transition from the prototype stage to mass production, ensuring consistent performance of each device and reducing after-sales risks.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Rapid validation, shortening the time to market.<\/strong>We provide standardized testing software and development kits, enabling customers to quickly build prototype systems for solution verification and significantly shorten product development cycles.<\/p>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-374c925 elementor-widget elementor-widget-text-editor\" data-id=\"374c925\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<table>\n<thead>\n<tr>\n<th>Area<\/th>\n<th>Application Cases<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Coal Mine Safety<\/strong><\/td>\n<td>Intrinsically safe laser methane sensor for mining and gas extraction monitoring system<\/td>\n<\/tr>\n<tr>\n<td><strong>Industrial process control<\/strong><\/td>\n<td>Industrial waste gas emission monitoring, chemical process gas analysis, combustion optimization control<\/td>\n<\/tr>\n<tr>\n<td><strong>Environmental monitoring<\/strong><\/td>\n<td>Atmospheric greenhouse gas monitoring, landfill gas monitoring, agricultural and livestock gas monitoring<\/td>\n<\/tr>\n<tr>\n<td><strong>Power safety<\/strong><\/td>\n<td>SF\u2086 Leakage Monitoring, Gas Analysis in Transformer Oil<\/td>\n<\/tr>\n<tr>\n<td><strong>Medical diagnosis<\/strong><\/td>\n<td>Breath analysis (NO, CO, CH\u2084, etc.), anesthetic gas monitoring<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52e19263 elementor-widget elementor-widget-text-editor\" data-id=\"52e19263\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"SpeTable\">\n<div class=\"SpeTit\">The above functions and specifications are subject to the official product technical specifications. For more technical information, please contact us.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-31a38d2b e-flex e-con-boxed e-con e-parent\" data-id=\"31a38d2b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5aaef570 e-con-full e-flex e-con e-child\" data-id=\"5aaef570\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a6901a3 elementor-widget elementor-widget-heading\" data-id=\"a6901a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Contact US<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71baab4a elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"71baab4a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-phone\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M493.4 24.6l-104-24c-11.3-2.6-22.9 3.3-27.5 13.9l-48 112c-4.2 9.8-1.4 21.3 6.9 28l60.6 49.6c-36 76.7-98.9 140.5-177.2 177.2l-49.6-60.6c-6.8-8.3-18.2-11.1-28-6.9l-112 48C3.9 366.5-2 378.1.6 389.4l24 104C27.1 504.2 36.7 512 48 512c256.1 0 464-207.5 464-464 0-11.2-7.7-20.9-18.6-23.4z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">(+86) 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