1620 nm FIR far infrared laser for Ethylene C2H4 detection

1620 nm FIR far infrared laser for Ethylene C2H4 detection

1620nm DFB Laser 14 Pin Butterfly Package Narrow Width Laser for Ethylene C2H4 detection Sensor

We offer 1620nm  FIR far infrared DFB/ DBR/ VCSEL laser, which is special designed for Ethylene C2H4 detection. 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.

It features TEM00 mode, ultra compact design, long lifetime, cost-effectiveness and easy operation. They are used in measurement, communication, spectrum analysis, etc.

Central wavelength (nm) 1620

Operating mode CW

Output power (mW) >1,2,3...,20

Power stability (rms, over 4 hours) <3%, <2%, <1%, <0.5%

Transverse mode TEM00 Ellipticity >0.95

M2 factor <1.1

Spectral linewidth (MHz) ~3

Beam diameter at the aperture (1/e2,mm) ~1.0

Beam divergence, full angle (mrad) <1.5

SMSR (dB) 35

Warm-up time (minutes) <5

Beam height from base plate (mm) 25

Operating temperature 25+/-3