Guess it's time for an update. I've long since moved away from the cheap Chinese lights, and now love and use a Zebralight SC600W every day. I feel like this could be the last flashlight I ever buy. Easily fits in my pocket, nice color tone, and goes from <1 lumen to over 650 if I need.
Chinese cells often have exaggerated capacity claims. A quality battery would trump any Ultrafire, but in theory, yes more capacity is better. Personally, I'm content with my 2400mAh protected Trustfires.
As some of you may know, I wrote a guide on buying green lasers over 2 years ago; if you don't, here's the link: http://laserpointerforums.com/f45/guide-buying-your-first-green-laser-30608.html. Up until early this year I tried to make sure it was always up to date. Now, however, I've sort of...
I would take that question somewhere else. Do a forum search and if nothing turns up, start a new thread in this section. It will get a lot more attention that way.
The thing is, I'm pretty sure what you did was totally unnecessary. You could easily calculate the divergence with 10 feet of space, and probably even get a better measurement because you can measure the beam with a ruler or something like that.
Pseudonomen137's mRad calculator is really nice...
Yeah, it seems like you've already assumed that position too! It's just a thread, so anyone can help, it just seems that a lot of the questions are directed at me so I try to get to them ASAP. Even though I forget sometimes. :P