Adjust Dot Emitting Direction Berlinlasers 5mW to 100mW 638nm Red Laser Diode Modules

No matter dot measuring work is processing at close or long distance, not the same as a red laser pointer, it is making even more efficient job with Berlinlaser ・・・

Adjust Dot Emitting Direction Berlinlasers 5mW to 100mW 638nm Red Laser Diode Modules