Wavelength 1521nm Laser C2H2
1521nm Laser C2H2 Gas Detection: TDLAS,TDLAS Tunable Diode Laser Absorption Spectroscopy, Tunable Semiconductor. Wavelength 1521nm Laser C2H2
Specification Snapshot
Package
14 Package, TO39, TO56 Package, DX-1 Module ( )
Wavelength
1521nm
Wavelength
Diode Laser Wavelength ( ± nm )
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Overview
1521nm Laser C2H2 Gas Detection: TDLAS,TDLAS Tunable Diode Laser Absorption Spectroscopy, Tunable Semiconductor. Wavelength 1521nm Laser C2H2; 1521nm Laser C2H2EP1521-0-DM-B06-FA – C2H2; •; •; •; Wavelength Application: 2332nm - (CO); 2327nm - (CO); 2121.5nm - N2O; 2121.8nm - H2; 2122nm - N2O; 2051nm - (CO2); 2020nm FP Diode; 2004nm - (CO2); 1981nm - (NH3); 1950nm - Laser (, Equipment ); 1877nm - (H2O); 1854nm - (H2O); 1742nm - (HCl); 1683nm – C2H6; 1680nm – C2H6; 1654nm - Methane (CH4); 1651nm
Specifications
| Parameter | Value |
|---|---|
| Gas Detection | TDLAS, TDLAS Tunable Diode Laser Absorption Spectroscopy, Tunable Semiconductor |
| Package | 14 Package, TO39, TO56 Package, DX-1 Module ( ) |
| Wavelength | 1521nm |
| Current Center Wavelength | +/-1nm |
| Wavelength | Diode Laser Wavelength ( ± nm ) |
| Tunable Diode Laser | ( DFB Laser ) |
| Photodetector | 接收衰减后的激光信号 |
| Module | 解调吸收信号, 计算浓度 |
| High sensitivity | Can detect ppm (parts per million) or even ppb (parts per billion) levels |
| real time response | Millisecond-level dynamic monitoring, suitable for rapidly changing processes |
| Non-contact measurement | No sampling required, direct in-situ detection (such as flues, pipes) |
| Strong anti-interference ability | Suppress noise and improve signal-to-noise ratio through second harmonic detection (2f-WMS) |
| gas absorption cell | Open path or closed air chamber (multiple reflecting cells increase light path) |
| Industrial emissions monitoring | CH4, NH3, CO2, CO, C2H2, C2H4, C2H6, SO₂, NOx, HCl, HF and other gases |
| energy security | Natural Gas Pipeline Leak Detection (CH₄) |
| Medical Breath Analysis | Detection of CO and NO markers in exhaled breath |
| Aerospace and scientific research | Analysis of atmospheric composition of Mars rovers (such as Curiosity Rover) |
| Multi-gas integration | Multiwavelength laser array or supercontinuum laser |
| Miniaturization and portability | MEMS lasers, on-chip integrated optics |
| Artificial intelligence assistance | Deep learning of spectral data to improve inversion accuracy |
Key Features
1521nm Laser C2H2 Gas Detection: TDLAS,TDLAS Tunable Diode Laser Absorption Spectroscopy, Tunable Semiconductor. Wavelength 1521nm Laser C2H2; 1521nm Laser C2H2EP1521-0-DM-B06-FA – C2H2; •; •; •; Wavelength Application: 2332nm - (CO); 2327nm - (CO); 2121.5nm - N2O; 2121.8nm - H2; 2122nm - N2O; 2051nm - (CO2); 2020nm FP Diode; 2004nm - (CO2); 1981nm - (NH3); 1950nm - Laser (, Equipment ); 1877nm - (H2O); 1854nm - (H2O); 1742nm - (HCl); 1683nm – C2H6; 1680nm – C2H6; 1654nm - Methane (CH4); 1651nm
Datasheet
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Supplier Information
Shenzhen Polycom Photonics Co., Ltd., founded in 2011, specializes in the R&D, production, and sales of semiconductor laser chips, devices, and modules for gas sensing, metrology, and fiber optic communications, focusing on semiconductor laser gas sensing solutions. It is one of China's largest suppliers of gas sensing laser devices. In 2018, it was recognized as a National High-Tech Enterprise, holding multiple patents, integrated circuit layout designs. Its products are widely used in toxic and hazardous gas detection, coal mine safety, power, chemical, petroleum, and military fields. It provides full-wavelength semiconductor lasers from 657nm to 2350nm, including chips, TO, OSA, butterfly-packaged lasers, and driver circuit modules, with customization available from 760-2330nm. It has strategic cooperation with Chongqing University, Shenzhen University, and Ireland's Eblana Photonics.
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