Laser Expander
Hi all, I need a laser expander. I want to expand a laser beam out to about two inches diameter. Is this reasonably possible? What type of laser expander should i go with in this case? Any tips for...
View Article580-600mA LED driver for my IR-Laserdiodes ?
hi, can i use this driver (https://www.amazon.de/580-600mA-kons...A8YB8H9VHCRB4H) i want to use this to power IR-Diodes (max 700mA) ... thx
View ArticleWhich laser for daylight outdoor pointing?
I am looking for a laser that will show up in daylight outdoors. It doesn't necessarily have to show a dot, but the beam at least needs to be visible to indicate the direction it is pointing in. Is a...
View ArticleWTB: 510 to 22mm Adapter, or full DTR 22mm heat w/ adapter.
Hey so I recently bought a mech mod shortly before DTR lost his supplier of 510 to 22mm threaded adapters. He still has the heat sinks but no longer has any adapters I guess. I really like the look of...
View ArticleLaws about Being in Possession of a Class IV Laser
Hey everyone, So I have built my 1 Watt laser, and have seen that on laser pointer saftey that handheld class IV lasers are legal so long as they have the required safety features. If im not mistaking,...
View ArticleMains Switch-Mode Power Bricks In Series-Parallel
I need a DC 24V power supply that can deliver at 5A. I first got one from Ebay, but it crapped out instantly. I knew it was a long shot.. Anyway, I got four identical 12V, 3.3A power bricks. They are...
View ArticleCan any Driver be Used for any Diode?
Hi, Sorry if this is a noob question, but this may be a simple question with a simple answer but I cant seem to find the answer. Ive been an electronics hobbyist for around 8 years (lasers for around 3...
View ArticleHelp With Finding Parts For Laser Build
I have recently decided that i want to build a laser pointer and have been looking around for some (mainly a decent diode as other parts are more common), I came across a few high power diodes on ebay...
View ArticleConcept: 28/56 watt multi diode combined laser "Wizards Staff"
I've been thinking of doing a combined laser build ever since I seen jander6442's Belphegor build. I figured at first that combining 2 NUBM44s with a cube would be fun. Then I started thinking about...
View ArticleJust saying hi and some of my experiences with WL Evo, dreaming about laser...
Hello laser enthusiasts, I'm here for many years reader of LPF, but registed now to contribute to LPF finally and to become more active community member. This forum helped me a lot in terms of...
View ArticleM140: Pulsed or constant current ? which is the best pulse frequency ?
hi, what is the best use with a nichia M140 diode - pulsed or constant ? if pulsed, which frequency is recommended ? Signal type ? (Rectangular or Sinus pulse) in the datasheet i can not find a pulse...
View ArticleClik here to view.
1.3-1.4Watt 520nm NDG7475 GREEN BULLET Build
Hello fellow LPF members, It's my first time building a laser pointer and I know this is crazy and I should probably go for a cheaper and lower powered laser pointer but what's done is done :D. I...
View Articlebudget laser
I'm looking to buy a laser, that can burn at least a little. Lighting matches is enough for now. I have found some at a $10 - $20 area. But would like some opinions on them. Laser 303 people lasers-...
View ArticleLaserlands laser pointer pen labels?
Hey guys I have some laser pointer pens that I got from Laserlands that don't have the little label stickers on them, they say they remove the labels before shipping the lasers, I'm not sure why but I...
View ArticleClik here to view.
Survival C6 1.8A Blue Heat sink w/ M140 - 100$
I have one survival c6 with blue heatsink, it has an acrylic lens in it because I am waiting on G2s to arrive and I can supply one later. It's a reduced price of 100$ will help me to get more M140 on...
View ArticleClik here to view.
Laserlands Pointer Pot Mod
I wasn't about to let summer pass by without one laser build. This is probably a great project for beginners looking for a really cheap laser pen just over 100mw. This will work with all cheap 445nm...
View ArticlePower supply requirements for 2X MUBM44 diodes?
Inspired by the Belphegor build I am considering the first step in a much more elaborate Wizards Staff build. Am I correct that I would need a modified 4D maglite and 4X 32650 batteries to power the 2...
View ArticleHow do you use your Class 4 Greenies?
To those of you who own Class 4 green (and other wavelength) lasers...how do you use them and enjoy them? Do you blast them into the night sky? Burn things? Special effects?
View ArticleClik here to view.
Are the Optotronics RPL 532 series the best...
...handheld laser without regard to price? On their website, a 375mW is still over $1000. That's much more than my 850mW 532 WL Krypton with accessories. Attached Thumbnails
View ArticleFor Sale: 3.5W 445nm Blue - $190 Shipped
I have a 3.5W 445nm Blue with a brand new diode, driver, and aluminum heat sink (1 month old, mainly only used for pictures). I originally bought it from Rick Trent about 2 years ago and had him give...
View Article