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G-2 Collimator Lens Mishap ?
I had this happen just now and I'm thinking there is likely only one cause, Some sort of contamination somehow got on the lens and got fried which cracked the lens ??? It's a DTR G-2 and luckily I have...
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Larger Model 3D
This time I zoomed in on the form...! And changed the section where to post it ! I had an idea maybe valid or maybe not , if the laser module 12x45mm is wrapped with aluminium adhesive tape ,you can...
View ArticleNewbie
Hello, my name is tristan, im 20 Years old, and im living in france at the german border. I own few green lasers from 20mw up to 100mw now i got a new one, Artic Spyer III 3,5watt Cool toy :) And got...
View Article1w 520nm LD for 7.99$? Confused!
Hello members, so I recently found this on eBay: NICHIA 520nm 1W High Power Laser Diode/Extracted from laser array w/ ball lens | eBay Is this real or scam? If not, I will definitely buy it. Thanks in...
View ArticleVery low laser beam divergence
Here's a video using a laser to prove the earth is flat (it ain't), but the reason I posted this is it shows what a low diverging beam the spot size looks like at some distance. Start watching at 13...
View ArticleTesla's 2170 battery
What thoughts if any do you have for this battery to power lasers? This battery is new to me by the way.
View ArticleNovice needing advise on projecting logo
Hello, I'm a complete beginner with this. I've spent quite a bit of time researching things but always find it better to ask the pros, so I hope you can help me out. I live in the mountains, and i...
View ArticleShips targeted by lasers traveling the Chesapeake bay
USCG investigating laser-beam strikes on vessels in Chesapeake Bay - Splash 247 Looks to me it's a single individual.
View ArticleModule Laser 1W - 405nm
Technical specifications: Material: Metal Light color: Blue-violet Power: 1000mW Wave length: 405nm Working voltage: 5V Question : how to feed it by pulling the module 12x45 with a diode and minidriver...
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GATLING STYLE 445nm 1w
The GATLING laser has been around for many years and not new! My review is based on laser itself and the purchasing experience i had. As i was cruising the net on a typical China sellers web page, i...
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Cyan Heart: Handheld diode laser at 488nm (HEAVY PICS)
"Cyan Heart" 488nm direct diode handheld device Hello everyone! It's been a long time since I put my first post about Osram PLT5 488 (well, it was Jan 16). And now, it is time to reveal some of details...
View ArticleHey guys, what's up? I'm back after a long break...
Hey yah guys, how's things? Been a while and I've missed everyone. Had a bit of a break from lasers. Work and life in general have been keeping me busy and I haven't done any laser work for ages. How's...
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Diode Sale!
Hey Everyone! I am going on vacation in A week, and was hoping to get a little extra spending money! :) So I piled up all my diodes I have to sell and figured I would try a quantity sale to you guys!...
View ArticleWell that's a bummer.
Just got a email from Sanwu saying that their 3 watt 445 Red Guardian was a typo and they don't make them. It should have said 2 watt 445. Oooops, so I canceled my order for the Guardian and the Spiker...
View ArticleA 532nm 200mW green laser demonstration at distance
While poking around YouTube I found this vid showing what said laser looks like at a distance of 25k. The laser is pointed at the camera. https://youtu.be/FSf8dqB5LX4
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LASER Dimming and Life Span Question
Hello All Members I am quite new in field of LASER. Recently i have bought 5mW Red LASER from local market (Cheaper one).I have attached photo of it. I am powering it with constant current power supply...
View ArticleGuide on how to build a laser pointer
Hi Folks , I decided I wanted to learn how I build a real laser pointer ! the 3D printing I do as daily work. And then I realized that the plastic is just nice aesthetically, but in practice it is not...
View ArticleHi, I'm newbie here.
HI, I'm Yingyot from Thailand. I'm a physics lecturer at Thammasat University. Now, I interest to modify the green laser pointer to be a sub-us pulsed laser. Is it possible? But I just start in this...
View ArticleHi Everyone
hope to learn and share some cool stuff around here. Is anyone from Croatia or near EU country?
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