Recent content by JohnTheRipper

I finally put aside some time to record this video. Direct link: Lego MINDSTORMS NXT Laser CNC - YouTube It's made with one Mindstorms NXT (v1, not the revised v2) kit. I'm having a bit of an issue with wobble, but I can probably fix it. It's not intended as a "practical" CNC due to the...

Kit lens for now, I have another lens that might be a bit better for low light stuff that I got from a friend, but I'm sticking with the kit one for now. I shot some of the pics with just the auto mode (no flash), and some of them with shutter speed priority on and a long exposure (max I tried...

They're all downsized in quality and size by Imgur, if you want them in their full 4928 × 3264 glory, you can download this 29MB zipped archive of them all. In a related area of discussion... What are the best settings for these types of pics?

I got a 5mw (later metered at closer to 30mw) DX laser or two, then told my parents I was going to get something bigger. My father didn't care, my mother worried until I convinced her about safety, etc. Maybe it wasn't the wisest jump, but I survived 5mw -> 1.2W without loosing my eyesight, and...

Picture was directed at WL, not at you. Thanks for posting this video :D.

Yes. Will It Blend? - Laser Pointers - YouTube

Do you have a university in town or nearby? Call up the physics department and ask if they have a LPM, it's worth a shot.

Ah, ok. Thanks for pointing that out!

Hmm.. I'd say that I really like 473nm, but choosing from the wavelengths I currently own, I'm not sure which I like best... 532, 445 and 405 are all awesome.

Is it just me, or is that the description I wrote for my video? Laser Assembly SL I 1.2W - YouTube

Damnit, he isn't even trying these days...

Blue and red are diode-based lasers, and do not produce IR.

From: Laser FAQ - Laser Wiki

As far as I remember, my SL I (US), and DinoDirect (INTL) packages required a signature, but I don't think all the DealExtreme ones needed signatures. You should expect to need a signature.