I'm back
I am back and kinda after a long break and I am interested to see all the new cool stuff, and possibly buy a yellow with my new job.
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First Laser photo (445 "1 watt" with 3X beam expander
Hi all, I have one of those common 445 nm "Gatling lasers"- and I ordered a Sanwu 3X Beam Expander for it-which works perfectly. The only issue is that the host starts to get warm after a minute-or...
View ArticleLasers into Australia
Hi All, I purchased a "200mw" green laser for my dad many years ago to assist with his astronomy, which has now died. He has had 2x customs warnings ordering single lasers to try and replace it. He's...
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The TG430 - 55mW 430nm laser diode
Hello once again! I got myself something really unique to show off this time around. Presenting... ████████████████████████████████████ █░░░░░███░░░░███░██░██░░░████░░░████...
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Sanwu Challenger II 520 nm 1 watt impressions
Hi I took the plunge and bought a quality laser from Sanwu. The 1 watt Challenger 2, 520 nm 1 Watt Multi-functional version. Initially, I ordered a 150 mW 525 nm-but changed my mind. I must say it was...
View ArticleBest commercial?
Best commercial you have seen? Here's my choice... https://video.search.yahoo.com/yhs/s...fd&action=view
View ArticleB-ball removal testing
I have access to dry inert boxes at work. I was thinking to decan some ball diodes in various gas and see what happens. IÂ’m thinking nitrogenÂ’s d another in argon. Nitrogen is not inert. What diodes do...
View ArticleOphir DG-HH Input Voltage?
Hi Everyone, I have two older Ophir DG-HH LPMs that do not have power supplies with them. I have disassembled one and found the proper connector, but I am not sure of the voltage it requires. I believe...
View ArticleHello From South Carolina!
Hello Everyone! I have been lurking here for at least a couple of years and building a few lasers here and there, and I just decided to join up. I'm excited to learn more about this fascinating field...
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LPF community dual 44 project, Share your ideas.
This thread is for members who want to participate in a group build with hosts being sourced through member Alaskan, the build is a dual nubm44 PBS combined and corrected via 6x cyl pair. Please share...
View ArticleUltrafire-dead ALREADY?
Arrrrrrrgh! After some reading-I noticed that Ultrafire Batteries have a BAD rep. I have two that I got with a "Gattling Laser" within the last month. One is officially DEAD already. I'm glad I...
View ArticleAny LPF Members living in Hawaii ???
One of my buddies is thinking of relocating to Hawaii. Just wondering is any LPF Members live in Hawaii ??? My buddy would like to get some lowdown on living there. You can leave a comment here or by...
View ArticleIs their a (mostly) comprehensive list of laser diodes with pictures and data...
I mean one page with info on most of the popular laser diodes with a basic data sheet with output power, input voltage and current, wavelength at recommended current, dimensions, and other useful info....
View ArticleLPC836 Laser Diode Problem
Hello all, I am in the process of building a laser around the Mitsubishi LPC836 650nm Red Laser TO18 5.6mm LD Diode 350mw 500mW CW. I am powering it with an LM317 and a wall wart which outputs 12 VDC...
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502nm Diode in BadBoyBilly Host
Getting on a roll with these well-deserved reviews... Up today is a build I've had for a long time now that I needed to make some repairs to. One of the original 505nm diodes in one of the original...
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Tubes of Light
Way back, I built some laser spirographs. I do still love them. Portable and usually a crowd pleaser. I have a 5 motor/mirror setup that is not inside any enclosure, so I can point whatever beams I...
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Variety of Sanwu and Optronics Lasers
A quick video of a few lasers. (Clear night at 75ft.) From left to right. 1. Optronics RPL 450 432nm - 450mW 2. Sanwu Challenger ll 445nm - 3W w/X3 Beam Expander 3. Sanwu Guardian (extended) 520nm - 1W...
View ArticleFast Shipping Laser Diode Distributors
Hello all, I am in the process of building my first burning laser around an LPC836 350mW 500mW laser diode. (Exciting right) within the first day of having the 2 diodes that I had waited 1 month for,...
View ArticleWhere to buy good 18650s in EU/netherlands?
I'm looking to buy some decent quality cells, preferably from a seller in western europe so that they can be shipped over land avoiding any restrictions on air mail of these things. Do you know of any...
View ArticleHello party people
Hello all! My name is Adam I an an Electrical Engineering Student living in New York! I have always been fond of lasers but have never had the free time/money to pick them up as a hobby...until now...
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