It is not a kidding job for user to make super accurate line alignment at quite long distance, the use of Berlinlasers blue laser line generator is just keeping highly straight and fine blue reference line from laser beam aperture. After proper choice of output power and optic lens degree, this blue laser module is just keeping quite charming and attractive blue laser beam, and making sure of clear line instruction for laser show, laser displaying, military targeting and laser medical treatment device etc.
This blue laser line generator employs high power 445nm blue laser diode as its laser beam emitting source. Owing to high power and good design with nice thermal emitting system, such as metal heat sink cooling system, thermal conductive metal housing and APC driving circuit board, this line laser alignment just keeps constant blue laser line targeting stably. Users should just avoid eye exposure to powerful blue laser light, and then assuring secured line alignment perfectly.
http://www.berlinlasers.com/445nm-separate-crystal-lens-blue-laser-line-generator