sorry if i asked a stupid question. when i saw the first laser pointer at DX i was shocked it was 5 mw and green of course. After there was red and blue and so on. Now there are so many types. Now i am thinking about buying one around 200 dolars, which one do you advice ?
Thanks and regards !
Years ago i bought a green laser pointer and a liquid fan diffraction grating from NOVA LASERS, that was fitting in front of the laser like a cap. The effect was great. It was like the like the one at the link below. I can never find that diffraction grating anymore. Can you please help me about...