Beware the Dim Laser Pointer: NIST Researchers Measure High Infrared Power Levels from Some Green Lasers | NIST
I wanna make a Sharpie laser pointer. So does anyone know how laser pointers work? If I shave the sides of the thing I boxed in red, will it affect anything? Also
Questions and answers: New controls on high-power laser pointers | Ministry of Health NZ