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Hi, everyone, and glad to log in after quite a long time. My enjoyment and fascination with lasers has remained, but life, and money has gotten in the way of all hobbies. I voted for the 70mW 505. Thanks for hosting this giveaway!

Yoooo, TJ! Hehe... me too. ;)

The 458 (64458 to be exact) is actually a 12V 90W bulb, but is capable of producing over 200W at 20V. It's one tough little sucker. Average life expectancy is lowered a bit though... lol.

Thanks, Gozert, and Downlinx! Yes, the 100W Osram's are great, especially for overdriving. I'd love to do a 458 soon in a 5D Mag. You can hit that thing with 20V and it'll hold up. So, a little update to this thread as I was very pleasantly surprised last week by the firestarting capability of...

UPDATED 6-2-15: See post #4 for some healthy firestarting action! This is essentially a copy of what I posted on CPF about a month and a half ago about this light. As far as I know, it's the only one like it in the world for the time being. The singing is coming from vibrational manipulation...

Thanks again, ya'll! While saving up a little cash, I'll probably start off with a couple posts about my old reddie, and latest high output flashlight monster. Alan... lol. :D

Thanks, Alex... and yeah, tell me about it! Suddenly finding myself wanting blue, and more powerful red and green (including 520)... all at once... haha. My wallet is already shriveling like a salted slug.

Hi all, Long time CPF'er, lurking here occasionally since early '07. I've suddenly been bit by the laser bug again. I reached my lasing threshold in late '06 with Dr. Lava's 650nm Rohm GB (along with his components for a simple, current limiting circuit), and my build from that is still going...