Can a >5mW laser be bought in the US?
Hey everyone! I just have always really wanted a laser that can light matches, pop balloons, and burn paper(preferably blue). However it seems lasers above 5mW of power are no longer allowed to be...
View Article10440 Battery vs. AAA?
Hi everyone, I recently ordered the 405nm 200mw Pocket Series laser from Sanwu, it's supposed to arrive in the next few days. The Sanwu website says that it takes a 10440 battery. When I searched up...
View Article445nm builder wanted
I am in search of a reputable builder to build me a 4.5-5w 445nm laser. If you are interested or can point me to a reliable business I would appreciate it. I am yet anther victim of sci fi lasers, been...
View ArticleCompletely new to this. Need help picking out components for a project.
Hello all, I am completely new to lasers and i have a time-sensitive project that requires building one. If you could kindly provide me with any relevant information - i'd really appreciate it. Thank...
View ArticleWhere to find circular OD 4-5 lenses?
Hi i just recently bought a pair of SteamPunk "welding" goggles off of Amazon as a sort of costume. I think it would be pretty cool if I could replace the original lenses with some laser safe lenses as...
View ArticleGreetings Fellow Photonics!
Hello Everyone! i just wanted to into myself and say hello to my fellow laser addicts! I'm Chuck, AKA Fritz HID on CPF and other forums as well. I have and have had a wide collection of lasers over the...
View ArticleSci-Fi 501b - how to remove driver
My first laser from Sci-Fi died after less than 30 minutes of actual use. This laser was sent out as a replacement (after 5 fake tracking numbers). I received this one a few months ago, but I've been...
View Article18350 and RCR123A
I just got a laser that calls for 2 x 18350 3.7v batteries. I don't happen to have any of these on hand but I do have a few RCR123A that say 3.7v. My question is are these interchangeable with 18350?...
View Articlefilter
Hello everyone. What filter (UV, ND4, CPL, ...) suitable for output galvos? Best Regards. Juanma.
View ArticleA question for nd pop owners
Just got my mx loaded up with my nubm44 and want the best 26650 batteries that will fit in it. Anyone have suggestions?
View ArticleWhy do most projectors not use direct green?
From reading this forum five years back there was a lot of posts on how direct green diodes were developed for use in laser video projectors. I have google and almost every top end laser projector on...
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Laser Tripod, G7, effect caps, Pocket Series - Sanwu order
Laser Order + Accessories [Pic Heavy] Just got my package from Sanwu in today, it took 10 days from order placed to my mailbox. Very good for coming from the other side of the world! Especially to...
View ArticleIntensity of laser when hitting a diffuse surface
I am receiving a 5W laser from China which is 1000x more powerful to that cheap 5mW I have (I know it'll be closer to 1W but... for sake of argument) I think that 5W shouldn't be pointed at a white...
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All Kinds Off Heat Sinks For SALE!!!
I just got some heat sinks in today. I have a bunch of different ones from very small to large. Here are some basic ones that would make some nice labby's or work with a variety of projects, LED's...
View ArticleHealth effects of 254nm UV-C light
I've been looking into germinally destructive lighting, but couldn't find much about that specific wavelength for effects on individuals. Has anybody ever used UV-C for cleansing/germ destruction? This...
View Article200mw Radio Shack laser?
Just went to Radio Shack for some things and found they are selling exterior "yard" lasers. The specs say they are 5mw and they have a star cap type lens. Each dot is at least as strong as my 303 green...
View ArticleSURVIVAL LASER or dragon laser
hello I wonder what is the best choice. there are reliable company? thank you sorry for my bad english I'm french
View Articledragon laser or survival laser
hello I wonder what is the best choice. there are reliable company? thank you sorry for my bad english I'm french
View ArticleSANWU Challanger 2
Hey guys, So I just got my Challenger 2 in the mail a few days ago, first impressions were good. The laser looks good, simple straight forward design, nice and heavy, very solid feeling. I thought I...
View ArticleRecommendation for industrial duty laser line pointer
I am looking for any information/suggestions I can get on a laser line pointer, preferably 12mm in diameter, that would be well suited for use in helping to layout materials in an industrial...
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