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Hi All, I have a 3.2W Laserbee II and recently whenever I try to use it is simply shows: Overflow 3200Mx I've tried all the basic stuff - new battery, made sure all connections are clean, etc. The new battery seemed to work and then after about 10 minutes it went back to the overflow error...

Hi all, I'm currently putting together a NDB7875 (9mm 445nm) with survival S4 host with extended copper heatsink. I'm using survival adjustable current driver I ordered at 1.8A - 2.3A. I used a drill press to put the driver and brass ring into the pill. I decided I finally needed to get a drill...

Hi all, I'm trying to find a way to build a good quality 532nm around 500mw myself after having my RPL from Optotronics seized by Australian Customs. I've been looking at the forums for a while and the consensus about top quality 532nm modules seems to be CNI (any other suggestions appreciated)...

Hi all, A newbie here and looking for info on cleaning a lens. Found some great info on the forums and a couple of links people may find useful: Lens Cleaning - Best Practice Review Cleaning your Microscope Lenses Cheers Mick

Hi all, Probably another newbie question. I'm putting together NDG7475 1W 520nm I got from DTR with X-Drive at 2.4A. I've put out a survival S4 ghost with extended copper heat sink. All seems okay, except that it cuts out completely after about 30 seconds. Turning it off and back on starts...

Hi All, I'm posting my first build (or putting together pieces I bought anyway). I purchased the following: 1.7W (2W M462 462nm) in Copper Laser Module W/1.8A X-Drive & Three Element Glass Lens From DTR S4 Host with battery extension tube (using 2 x Panasonic 18650) and extended copper heat...

Hi all, Building my first high powered laser. Got an M462 from DTR with 3 element glass lens. Got a host from Survival Laser with an additional G2 lens. When the laser is focussed for a large area the lens seems to show some type of psychedelic patterns. I have tried cleaning with Q tip and...

Hi all, My name is Mick. From Australia. Just getting into the whole laser thing. Have spent two months reading the forums for clues and it's been a great help :thanks: Started off by getting a 175mw pen from Optotronics, which is great, and then had my nice RPL 450 seized by customs. I have...