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I'll use this thread to inform you of my first :wave: IIIb laser order, for future reference. My budget was pretty tight and my minimum requirements were: -keylock -power at least 50 mW to allow at least focused burning -532 nm for high visibility -focusing -shutter to keep the dust out...

I've bought, as specified: OpticPro - Full Angle Protection Laser Safety Goggles for 532nm/445nm Laser, 1 piece Sanyo UR18650F 2600mAh 18650 Li-ion Battery, 1 piece I've ordered them on February 5th and the shipping started on February 14th. I've got the postal notice on February 22nd and got...

What are your experiences with portable diode lasers left for a few hours in bad conditions, such as temperatures below 0°C and in hot cars over 55°C? What happened to the laser diode, and what happened to the battery? Any worst case scenarios? I need to know what to expect. I saw a nice...

Hi, everyone. I'm not a true laser enthusiast because if I start with one more hobby I'm going bancrupt. :) Lasers are a tool for me, and occasional toy. I've registered at LPF to find answers on more powerful lasers for amateur astronomy purposes, and also to keep myself updated on the legal...