Laser Design Help
We want to build a laser which should have dot size of less then 3mm at 10 meter or 30 Feet. We are using cheap 5mw red laser module. Is it possible to build get a that size with the current module...
View ArticleSci Fi Lasers - waiting since 9/2015
I purchased a Arcane laser for 375 Euro by beginning of september 2015 from sflasers.com. I decided to split the delivery in 2 packages. I received the body of the laser (without diode) by end of...
View ArticleHello Everybody!
Hello, I'm Laser Minions and I'm a rather new member to the laser lifestyle. I've visited the forum many times trying to learn about lasers and for help in building one of my own and decided to join. I...
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Help with driver math calculations
I am working on making a laser. I bought the 2W 445nm M140 Blue Diode in Copper Module laser diode from DTR's laser shop. I am now wanting to make a driver for the laser. Here is what i know, (or think...
View Article[HELP] New lens!
I have a laser that looks like this: 5000mW 450nm Beam Light Blue 12-Pillar Laser Pointer Pen Kit Silver at Laserpointerpro.com I need the replacement lens, not the laser diode, but I can't find out...
View Articlethe world's most powerful X-ray laser is about to become even more powerful
World?s most powerful X-ray laser to get a major upgrade | Ars Technica
View ArticleAnyone Willing to Broker a Deal between OVNI and TaterMay?
TaterMay has three lasers of mine that I purchased in Nov 2015. I created a thread here. Taylor became severely ill ~Jan/Feb and it took me until now to make contact with his wife, Anne, who finally...
View ArticleIs this 612nm? Military He-Ne tube from auction site
Hello I stumbled upon an auction with a disco laser made from military he-ne tube. On the photo it doesnt look red, can someone who knows better tell me which wavelength it is? LASER DYSKOTEKOWY...
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Another X-Ray thread
Picked this up form fleabay for next to nothing, just for the hell of it. Think the tube may already be missing though. Links to big imaged below. This thing weighs the same as a small car, so I'm...
View ArticleReliable/proper batteries, to Canada? Sources?
It's hard to find a good looking source for proper batteries, I've just been getting by with 18650 extracted from old laptop batteries. I'm also looking for 14500 LiPos, and possibly 14250s (yes they...
View ArticleCurious about this laser
Strong Power Military Blue Laser Pointers 450nm Burning Match/Dry Wood/Black/Cigarettes+Glasses+Changer+Gift Box Astronomy Laser Pointer High Powered Laser Pointer From Flagship8888, $57.6| Dhgate.Com...
View Articlewhere to obtain or how to constract a marking laser for tree work?
I do tree work. It would be nice to use a low power laser to discuss with customer what branches to remove, but then pull out a laser gun, and just make a burn line in the bark. That way there is no...
View ArticleHigh Current Homemade Driver
Hey what's up guys, I want to build a 2.2A driver that outputs 4.9V from 2x 18350 batteries. I am reading the datasheet for the LM117 "click here" and it says on page 6 in section 7.6 that the typical...
View ArticleA VERY very funny article....
From the Lumia 'King' Mike 'clickamouse' Gould.. pass it on.. http://mondodyne.com/Lasers_of_the_Renaissance.pdf hope you enjoy.....
View ArticleIs this actually popular?
One of my customers yesterday was asking if we accept Apple pay. I've never even heard of it before and I did a bit of Googling on what it is. So my question now is is this popular and should I be...
View ArticleAnything about extraterrestrial life
Thought a thread about anything related to UFO's, Aliens, Intelligent life might be interesting! I was actually thinking about this while at work, the way human civilization is currently going. IMHO, I...
View ArticleHow long does lazerer shipping takes?
I end up decided to buy a medium power laser since my parents don't let me get a high powered one. So I ordered this from lazerer.com LZTC - 532nm 50mW Tiny Chrome Green Laser Pointer AAA Battery I am...
View ArticleAfter 6 days, new laser is now a flashlight
I just received my SF501b 1.5--1.8W laser from Scifi lasers and now the focusing ring came off and when I put it back on, the only light that comes out is similar to a flashlight. I only had it for 6...
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Switch wiring for dual button
Hi~ this is wiring diagram i made for dual switch setup. conventional rubber or silicon click buttons are unable to verify whether they are ON or OFF states currently, so sometimes it is somewhat...
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How to collimate a DPSS-Laser (green)
hi, i have builded a simple, small DPSS-Laser 700mW 808nm IR-Diode -> ND:YVO4 -> KTP -> IR-Filter Now, i try to collimate the green laser. on a simple laserpointer, there is a acrylic...
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