nike ??? ntiy gebl tsmt
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View ArticleSharp GH0631IA2G 185mW Single Mode 638nm
Anyone ever mess with this diode before?? Datasheet These have popped up on eBay and I picked one up a while ago. I haven't done anything with mine yet, but I may fire it up soon if I get the time....
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BlackBuck 8M 8A Modulated Buck Laser Diode Driver + External Pot
BlackBuck 8M - 8 Amps compact driver for portable devices *Note if you want to order one of these, contact me within the next week as I am placing my order and you may can get a couple dollars off by...
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New M462 2W 462nm Laser Build! :D
Okay here is my latest (2nd lol) addition to my laser collection. I call it the Tactical Burner :D I purchased the M462 2W diode from DTR and put it in an S4 extended battery host from Survival Lasers...
View ArticleHosts for 488nm build?
Hello folks! I'm sure you've all heard about the $100 PLT5-488 I discovered, and if it turns out to be real, most of us will be making builds with it. However, it's really difficult to decide what kind...
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Focusing on mirrors
Hi, all! I've been reading the forum for some time now. Finally decided to register and ask a question! Thanks in advance for the help. I have a few M140s that I'm experimenting with. I've attached one...
View Article1 kW laser used to clean rust
This video is making the rounds on the Internet as of late: https://youtube.com/watch?v=Q8q3DZB_l6M
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Anyone care to guess what this lens setup was used for?
Found this on ebay, don't know what it is yet, can anyone speculate? Has Hughes Aircraft written on a property tag attached to it too. The gold objective lens is about 6 inches/150mm diameter, unit is...
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Need some advice on LaserBTB HL or PL
Hey guys, I'm in the market for a more powerful 532 nm laser, and my budget is under $200. Right now, I'm considering either the HL 300mW ($161), or the PL 200mW ($145) from LaserBTB (see picture...
View ArticleDirect from China, but which battery?
Wotcha chaps, Just bought one of these.. High Power 405nm Purple Blue Violet Laser Pointers Focusable Burning Black Match/Cigarettes Uv Counterfeit Detector,High Power Laser Pointer Uk High Power Laser...
View ArticleWL 3500mv blue worth?
Hi im new on this forum so i wanted to say Hi first. Im wondering what do You guys think about this product compared to laserbtb pl 445 2000mv. WL on 3500mv had quite big divergence is it afecting...
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The Ghetto Blaster: A review of a Spyder-like 1W Blue...
Greetings everyone! I will be reviewing a recent purchase, which appears to be a clone of the smaller Arctic Spyder III, with a 1W 445nm diode. Unfortunately, I lack some easy bits of verification...
View ArticleBest laser for under 50$?
Just as the title. I would prefer a 532nm, at around 0.1 W. I live in europe, so most of us seller wont ship here.
View ArticleGood deal? Ebay Seller MX900 + NUBM44 Kit $325
I'd rather deal with someone on this forum (maybe this guy is a forum member?) However this looks like a good deal to me. lab laser 7-w 450nm to 445nm kit all parts needed Aluminu heat sink NUBM44 450n...
View ArticleAre laser diodes supposed to be more expensive directly from the manufacturer?
Hi Everyone, I'm in the process of building an optical system (think life sciences), and was interested in a 1W 525 nm laser diode provided by Nichia. I've found this unit (Nichia NDG7K75T) available...
View ArticleNeed Advice For 5W C Mount
After building a decent amount of visible laser pointers, I want to build an IR laser using this: 5W 808nm C Mount Laser Diode CW Semiconductor Diode TO3 SEALED w H Fac Lens | eBay . Are there any...
View ArticleFound an LM317 in Philips CDR765
I was going to remove the lm317t and toss the rest of this power supply aside but i thought maybe id share here and see if anyone will have any better ideas. I'll include some pictures of board as well...
View ArticleWhy do we determine light to be "polarized" by the plane of the electric field?
Title pretty much says it all: why have we determined that the plane of the electric field of an electromagnetic wave should be the plane of polarization, rather than the plane of the magnetic field?...
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Sharp GH0631IA2G 185mW Single Mode 638nm (now with Power/Current Charts!)
Anyone ever mess with this diode before?? Datasheet These have popped up on eBay and I picked one up a while ago. I haven't done anything with mine yet, but I may fire it up soon if I get the time....
View ArticlePWM vs CW for laser cutting/etching
What are the trade offs for pulsing a diode to reduce average power vs CW at a lessor power for cutting/etching applications? (I'll be using a 1W 405nm laser diode) I'm building a RepRap style CNC...
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