Welcome to Laser Pointer Forums - discuss green laser pointers, blue laser pointers, and all types of lasers

How to Register on LPF | LPF Donations

Search results

  1. R

    newbie laser enthusiast

    Hello fellow members! my name is Jon from Indonesia! i am trying to build a simple laser security system like on this video i already made the sensor system and it worked. the problem is , for this system i use a simple pen laser so the power depletes through time ( the laser uses 3 cell...


Back
Top