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Back when I was studying at a vocational high school majoring in computer & network engineering, I found a damaged DVD RW for fun and then I took one and took it apart and it turned out that there were 2 separate Diodes, one for CD and one for DVD which was really bright, and I tried to take one...

My name is Ikhwan, I am from Indonesia, I have joined LPF since a year ago, and I was inspired by Styropyro laser to make a laser pointer in the host 14500 flashlight. I made a laser pointer using Osram PLTB450B, 17mm boost driver, G7 lens, battery 14500, and a host flashlight which costs less...

Saya menemukan video laser merah 650nm di youtube dari channel Lazeerer tetapi memiliki daya diatas 400mW dan bisa meletuskan balon dari jarak 40ft,apakah ada laser dioda yang dayanya bisa didorong diatas 400mW karena setahu saya laser DVD hanya bisa didorong sampai 350mW,dan belum ada yang...