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How to tell if my laser is under/overpowered?

 
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Segmaster
25mW Classic Wicked Laser


Joined: 10 May 2008
Posts: 34
Location: USA

PostPosted: 7/07/08, 12:48 PM    Post subject: How to tel Reply with quote

I was wondering, does this match the description of a 10mW CNI green?
I just got mine, and the beam is 50% visible in lit conditions. Sunlight, however, blocks most of it out. The laser dot's range is about 125 Feet in bright sunlight. At night the beam is CLEARLY visible.

When held close to a black credit card, it makes marks on it in about 15 seconds. No lens is being used.

Oddly enough, the warning label says: "Peak Output <500mW"
I know that's obviously not the steady output, but it is interesting.

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Key Drive is Equipped with a 5-point safety system
Divergence: 0.5mRad - Diameter @aperture: 1.1mm
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CrazyKenny
Elite Laser


Joined: 03 May 2007
Posts: 146
Picture(s): 3

Movie(s): 1

Location: Germany

PostPosted: 7/07/08, 3:35 PM    Post subject: Reply with quote

peak output means the maximum output of the diode. In green lasers there is a IR diode, the green light you get is ~10-20% of the IR... that means with 500mW max peak you could get a max peak output of ~50-100mW in green.
Thats maybe for a few milliseconds.
I think your laser is a bit overpowered, as it can make marks on a credit card.

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green 3~8mw ebay laser
green 50mw ebay laser (mounted on telescope)


homemade DVD-Burner Laser (~120mW, divergence: 0.05 !)
RGY laserscanner (130mW red 60mW green) Cool
300mW green Laser module from ebay Twisted Evil
money spent on lasers: ~1800 $ (some are broken...)
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chargerman
Wicked Lasers God


Joined: 08 Sep 2005
Posts: 1736
Movie(s): 2

Location: Big Horn Mountains, Wyoming

PostPosted: 7/07/08, 4:45 PM    Post subject: Reply with quote

I agree with CrazyKenny....if you paid for 10mw's and it will smoke anything...for that matter....it's well above the 10mw mark Wink
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Best Regards Chargerman

Great divergence calculator Wink
http://www.pseudonomen.com/lasers/calculators/
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Segmaster
25mW Classic Wicked Laser


Joined: 10 May 2008
Posts: 34
Location: USA

PostPosted: 7/08/08, 11:11 AM    Post subject: Reply with quote

Thanks everyone! I appreciate the fast replies. Looks like I got a pretty good laser. (not as good as a true Wicked Laser, but I'll live.) Wink
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Key Drive is Equipped with a 5-point safety system
Divergence: 0.5mRad - Diameter @aperture: 1.1mm
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Bluefan
Fusion Laser


Joined: 20 Apr 2008
Posts: 299
Movie(s): 1


PostPosted: 7/08/08, 12:12 PM    Post subject: Reply with quote

I don't know CNI, but check for IR, which may just be the reason it seems powerfull.
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Segmaster
25mW Classic Wicked Laser


Joined: 10 May 2008
Posts: 34
Location: USA

PostPosted: 7/09/08, 9:50 PM    Post subject: Reply with quote

Yeah, I checked the IR, and I can't see any with a camera. I also looked down into the laser and I see an IR filter. They have that distinctive color that gives them away.

P.S. My laser has a safety system, so that's the only reason I was willing to check for the IR filter. Don't do that on ordinary lasers, as you might bump the button! Exclamation

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Divergence: 0.5mRad - Diameter @aperture: 1.1mm
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