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I hope I'm posting this is the right section. If not let me know and I'll move it accordingly. I work for a company called cncmadness and we specialize in prototyping and small batch production. We can cut any material and have a large stock of plastics, carbon fiber, fiberglass, and aluminum...

I've built a few lasers but never a flashlight. I know my around the electronics but I'm not well versed in leds. I was hoping someone could recommend an extremely high powered diode and driver that will still work in a small handheld. I can make a custom aluminium heatsink at work though. It...

Hey all I'm looking for a C2 host for my 9mm 445 build, and I thought I'd look here before spending a bunch of money somewhere else. I have a heatsink from Eudiamonium and will be using 2+W 9mm 445nm with g2 lens setup from DTR. so all I need is the host and pill/battery contact. If anyone has...

just thought I'd post this little video of my cheap e-bay rainbow. green pointer - $4.25 red pointer - $1.75 violet pointer - $12.00 so heres what you get for 18 bucks on ebay http://www.youtube.com/watch?v=YCeoT7g1Jp8&feature=youtu.be thanks for lookin :wave:

This is a huge shot in the dark, but I have a pair of turtle beach PX5 wireless surround sound headphones that are collecting dust. they are mint condition, I used them maybe a dozen times since I bought them under a year ago and have taken really good care of them. I paid just under $300CAD...

hello, I'm building a 445nm laser and the only part I'm stuck on is the driver. I'll be using a 9mm diode and I'm hoping for at least 2W output, but the more the better. I already have a bunch of ultrafire 18650s so if possible I'd like to use them but if 2 cr123s would be better I can order...

Hey all, I'm planning to build a 445nm laser thats at least 1800mW and I have a few questions. first: I ordered this http://www.ebay.ca/itm/390510470859?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2649#ht_7053wt_1397 then realized it looks VERY similar to the host pictured here 1800mW 445nm...

ok, so I bought a cheap 5mW 405nm adjustable focus blue/violet laser from ebay 405nm Blue Violet 5mW Laser Pointer High Power Burning Adjustable Focus Key | eBay and I have a few questions. I'm sorry in advance if these questions have been answered, I browsed the forums for a bit before making...