Berlinlasers 100mW-500mW 808nm Infrared Line Laser Alignment

If users are not able to make clear enough line measurement under night vision, it is a good chance to use Berlinlasers 808nm infrared line laser alignment. It emits invisible infrared laser beam directly from 808nm infrared laser diode. Designing with the best quality glass coated lens or separate crystal lens, available with wide range fan angles of 10 degree to 110 degree, this infrared laser module is projecting highly straight and fine IR line with various line lengths. After its proper installation and adjustment of laser beam focus, it achieves the most satisfied IR line measurement under all night version fields effectively.
http://www.berlinlasers.com/808nm-infrared-line-projecting-laser-alignment