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Hello everyone, Some time ago I built a laser with the following setup: Diode: NUBM44 (7W) Driver: SXD 4.5A Host: Survival Laser Power: 2× 18650 Li-ion batteries The laser worked fine for a while, but recently it suddenly stopped working. A friend helped me with the build and did all the...

Findind a new home for this beast! - NUBM44 Diode w/ G2 Lens - SXD Super X Drive set at 4.5A - Ceramic 2 Thermal applied (accompanies, is full) - Thermal Alumina A and B (accompanies, is full) - S4 Host from Survival Laser - This host is running with 2x 18350 but i'm sending with 2x new...

Hello guys! Since 2015 I have a Sci-fi laser 1 - 1.8W 445nm (not sure the power) and my drive burned completely .. does it affects the diode? The diode light is very light when I turn on conecting directly. How can I know if my diode is still good? Also, the main question: How can I know...

Hello guys!! I have a sci-fi laser 1.8W blue (model 501B) that I acquired in 2015 from Eitan and I would like to put new parts on it and use only the body. I don't have any knowledge to be able to assemble my own laser. Could someone help me what parts should i buy and where to buy to mount a...

Hi folks! I hope you're doing well! First of all, I'm completely beginner without knowledge in lasers, diodes etc... sorry my ignorance in some themes... In 2015 I bought a laser from Sci-fi lasers, (2.4W blue) I bet some of you know this company... unfortunately my laser died it's been a long...

Hello dears, Is my first time here in the group, I'm from Brazil and I would like your help with my laser bought from Sci-Fi lasers (501B 2.4mw) 3/4 years ago. Recently I loaned it to my uncle and I can imagine he reversed the batteries and my laser died. Now, when I put the batteries and turn...