DIY TUTORIAL SUPER BURNING LASER LENS FROM AN OLD OPTICAL SLED. FEAT. PHR-803T LENSES
TunedCavityLasers
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DIY Custom burning lens with an old PHR-803T sled. 2 optics are extracted from the sled and placed into a standard 3 element lens nut (after removing the stock lenses) for a beam similar to the notorious G1.