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Hello everybody. I want to make a yellow laser pen combined red and green laser. I need some hardware. I ordered phr 803t for the 2 dichroic mirror but I need A "filter" from GGW-H20L sled a dichroic mirror. You can see it on jayrob thread here...

Hi every body it's been a long time I was away from laser because of life project. But today i find a dvd burner from an old laptop that never burn one dvd or cd in his life. It's a toshiba ts-l633 seem's to be a x8 dvd burner FROM 2010 . I find a 4pins laser diode . It work with my...

Hi I buy my first green laser pointer. And for fun I calculate the divergence . But the calculator give me 0.34 mRad but I think I didn't make the calcul with good measure for the 2 points needed. Anybody can help me? Thank you very much In the forum i see 0.78mRad for green in general

Hi everyone. I'm new to this forum i'm french . And its been a while that I read the page of the forum and I wanted to get into the project to make a yellow laser. So I start looking components. So I find a red diode from a samsung dvd burner (A light scribe) but I don't know the specifications...