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    Glasses with 2W 445 Outdoors?

    Hi all, I was thinking of building a 2+W 445 from one of the new 9mm diodes. I will definitely by buying a pair or rated and certified 445 glasses for use indoors, but I plan on using it outdoors quite a bit too, and I was wondering, what would be a safe distance (assuming a nice matte object...
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    PHR-805 Bright When Flip Switch And Then Gets Dim

    Hi everybody, this is my first post here, so I apologize if I ruffle any feathers, but here goes. I have build a PHR-805 build using a LM317 driver with a 10 ohm resistor as the adjustment, such as described here: Laser driver - It can be done. I am not using a pot for the PHR-805, just the...


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