DFB Laser | CNIlaser

Changchun New Industries Optoelectronics Technology Co., Ltd.

Lasers, Optics & Photonics


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DFB/ DBR/ VCSEL Laser

CNI offer DFB/ DBR/ VCSEL laser, which is special designed for gas detection such as CH₄, H₂S, NH₃, H₂O, CO, CO₂, C₂H₄, HF, C₂H₂, etc. Features with narrow linewidth up to 3MHz, ultra compact dimension, high power and wavelength stability, they are widely used in fiber gas detection, seed light source, fiber optical sensing field, etc.

TEMoo mode diode laser

Features:

Applications:

Stable wavelength and output power	Optical fiber gas detection system
Narrow linewidth	Optical sensing
No jump mode output in operating current range	Fiber communications

Laser Wavelength for Gas Detection:

Gas Composition	Chemical Formula	Absorption Spectrum
Methane	CH₄	1650.9 nm, 1653.7 nm
Hydrogen sulfide	H₂S	1578 nm, 1590 nm
Ammonia	NH₃	1512 nm
Carbon monoxide	CO	1567 nm
Carbon dioxide	CO₂	1580 nm
Acetylene	C₂H₂	1532.68 nm
Ethylene	C₂H₄	1620 nm, 1625 nm, 1627 nm
Hydrogen fluoride	HF	1268.7 nm, 1273 nm, 1305 nm, 1312 nm
Water	H₂O	1368 nm, 1392 nm

CNI Laser for Gas Detection:

Wavelength	Model	Output Power	Data sheet
1268 nm	TEM-F-1268DFB	1-10 mW
1273 nm	TEM-F-1273DFB	1-10 mW
1278 nm	TEM-F-1278DFB	1-10 mW
1305 nm	TEM-F-1305DFB	1-10 mW
1310 nm	TEM-F-1310DFB	1-10 mW
1312 nm	TEM-F-1312DFB	1-10 mW
1368 nm	TEM-F-1368DFB	1-10 mW
1370 nm	TEM-F-1370DFB	1-5 mW
1392 nm	TEM-F-1392DFB	1-10 mW
1450 nm	TEM-F-1450DFB	1-20 mW
1470 nm	TEM-F-1470DFB	1-20 mW
1490 nm	TEM-F-1490DFB	1-20 mW
1512 nm	TEM-F-1512DFB	1-10 mW
1532 nm	TEM-F-1532DFB	1-20 mW
1540 nm	TEM-F-1540DFB	1-20 mW
1550 nm	TEM-F-1550DFB	1-180 mW
1560 nm	TEM-F-1560DFB	1-20 mW
1567 nm	TEM-F-1567DFB	1-20 mW
1568 nm	TEM-F-1568DFB	1-20 mW
1573 nm	TEM-F-1573DFB	1-20 mW
1578 nm	TEM-F-1578DFB	1~20 mW
1579 nm	TEM-F-1579DFB	1~5 mW
1580 nm	TEM-F-1580DFB	1~20 mW
1590 nm	TEM-F-1590DFB	1-20 mW
1610 nm	TEM-F-1610DFB	1-20 mW
1620 nm	TEM-F-1620DFB	1~5 mW
1625 nm	TEM-F-1625DFB	1~5 mW
1627 nm	TEM-F-1627DFB	1~5 mW
1647 nm	TEM-F-1647DFB	1~5 mW
1649 nm	TEM-F-1649DFB	1~5 mW
1650 nm	TEM-F-1650DFB	1~5 mW
1651 nm	TEM-F-1651DFB	1~10 mW
1653 nm	TEM-F-1653DFB	1~10 mW
1654 nm	TEM-F-1654DFB	1~5 mW
1660 nm	TEM-F-1660DFB	1~5 mW
1680 nm	TEM-F-1680DFB	1~5 mW
1683 nm	TEM-F-1683DFB	1~5 mW

Note: For DFB laser with SM fiber output, please click here.


	Addr: No.888 Jinhu Road High-tech Zone,Changchun 130103, P.R.China
	International Tel: +86-431-85603799 Domestic Tel: 0431-87020257 Fax:+86-431-89216068