Alaskan
0
- Joined
- Jan 29, 2014
- Messages
- 12,025
- Points
- 113
At least it is less dangerous than 40 watts of 808nm IR like I have, can't even see it, no blink response, although at 40 plus watts of blue light, it won't matter if you blink or not.
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At least it is less dangerous than 40 watts of 808nm IR like I have, can't even see it, no blink response, although at 40 plus watts of blue light, it won't matter if you blink or not.
dont know where you are from---any good reason to leave that out of your profile? I would like to know so I can stay MANY MILES away from you... why repeat something another has already done??-- just what would you do with such a laser??
With your experience I see a bad accident waiting to happen. Styro has YEARS of experience with such lasers-- and still has his eyesight BECAUSE he started slowly-- and worked his way up to these insane powers-- MOST here would never attempt or want to build such a laser. You don't seem to really take all this seriously.... I will pray you do not harm yourself or others. "safe distance"? hah!
If you think some of us are being tough on you, try contacting a laser manufacturer to buy high power parts, if they sniff any amount of ignorance regarding lasers or that you aren't a professional, they won't even talk to you. While I say that and agree with the cautions you are receiving, I think you can be OK if you go slow, always wear safety glasses and don't let anyone near you when using this laser without also having safety goggles on too. Shooting a high power 1 watt laser pointer is dangerous too, just a lot more dangerous at higher powers due to the distance it can go before loosing power through spreading or divergence.
One last caution from me, laser safety goggles are meant to help keep you from reflections harming you, or an accidental exposure, but a direct hit into the glasses with this thing and the laser can melt right through them.
A direct hit isn't going to be instant . And if you do stare at it long enough for it to melt its way though your doing something very wrong : P
Ya, agree.
E: If he ever builds this thing and I find a used pair of OD 7 safety glasses for that wavelength, I would be happy to send them to him for a test with a LPM behind the glasses, be interesting to see how much power gets through over what period of time before it burns through.
No, I better reword: if you want to do the test I'd pay for or send you some OD 7 rated laser glasses to see how fast the laser drills through the plastic. Would be interesting to know. If a laser power meter were put behind the glasses, you could then see how fast power can get through as the plastic is degraded due to melting.