- Joined
- Nov 16, 2012
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Hi all,
I was thinking of building a 2+W 445 from one of the new 9mm diodes.
I will definitely by buying a pair or rated and certified 445 glasses for use indoors, but I plan on using it outdoors quite a bit too, and I was wondering, what would be a safe distance (assuming a nice matte object like a tree) to be able to look at the dot without glasses?
Would somewhere on the order of 50 or 100 ft be safe?
I was thinking of building a 2+W 445 from one of the new 9mm diodes.
I will definitely by buying a pair or rated and certified 445 glasses for use indoors, but I plan on using it outdoors quite a bit too, and I was wondering, what would be a safe distance (assuming a nice matte object like a tree) to be able to look at the dot without glasses?
Would somewhere on the order of 50 or 100 ft be safe?