Greetings, friends!
Hello all, My neighbor recently acquired a small green laser pointer. (I'm not sure of the power/wavelength, as I've not actually seen it up close.) Every night, he stands on his front porch and waves...
View ArticleLooking for green laser, focus on reliability, durability
My father (a university professor) has asked me to find him a 5mw green laser pointer, primarily for lecture-hall use. He specified that it be in the $20 (US) range, but I realize that may not be...
View ArticleSanyo 20700 batteries, a new size?
Hi guys, I've just received an email from "IMR Batteries" advertising a couple of new batteries that they are now carrying; they are the Sanyo NCR 20700 size cells. One is rated at 3100mAh and 30A, the...
View ArticleDon't hand a laser to someone you wouldn't hand a loaded gun
Lots of vets know all this already, but for newbies like me, it can help to show how dangerous lasers are. Firearm safety is very closely related to laser safety. Here are some firearm safety rules...
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i made a stupid mistake
Hi... I made a huge mistake. I recently received my Sanwu Challenger II 3W (Awesome laser except for me being stupid...) and I was trying to see how big the diode was after I had put the batteries...
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Question about argon lasers
[IMG]https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja &uact=8&ved=0ahUKEwijnrPum7nRAhXIZCYKHT3CDncQjRwIB...
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Quick and dirty test for IR emissions from a green laser?
I've read the NIST paper but it occurred to me to try a different test. I'd like to hear feedback on the validity of this. My cellphone front camera is very sensitive to IR. A remote control looks like...
View ArticleSome experience when playing at online casino
There are quite many article writing about the experience of playing casino but between the actual playing experiences while playing at the online casinos and practical theory on paper is quite...
View ArticleAll my signature lasers are up for sale 😀
Hi dudes, Haven't as much as stuck a battery in my lasers in months so am going to sell them (bar the 5w spiker!) All lasers listed in my signature are up for grabs and have literally less than 1 hour...
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Polished S4 1W 445nm and glasses
I am selling my S4 as I need some money for some guitar stuff. You get the laser and some orange UVEX glasses which seem to block it. asking $100 shipped conus
View Articlewhat to do with a really dead no hope for argon laser
Hello I have this old Coherent graphite laser head that has a bad broken tube that will never ever I mean EVER be working ever again. BUT I love the head the way it looks and the size of it It has the...
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Does Anyone know what diode & driver a Thor M II has ?
Does Anyone know what diode a & driver a Thor M II has ? Or some pictures of one or both of them, I have these pictures so far but I'd like to see the other side of the diode & the driver.....
View ArticleWell, I just done did it.
Just ordered three more lasers from Sanwu. A Spiker 7 watt, a tri-beam Guardian and a 150mw 520nm pocket, also grabbed some extra g7 lens to put in my custom builds. Looks like it's back to...
View Articlewhere are lasers
This is a fun question. In everyday living where do you find lasers? yes I know DVD BuRay copiers, but where so they use these high powered DPSS lasers are they used in normal things like large laser...
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