Mar 20, 2008 #1 Razako 0 Joined Mar 17, 2006 Messages 4,301 Points 113 Does anyone know how 808nm/1064nm IR reacts with ordinary window glass. Does it pass through/bounce off/other?
Does anyone know how 808nm/1064nm IR reacts with ordinary window glass. Does it pass through/bounce off/other?
Mar 20, 2008 #2 A Amnizu 0 Joined Jan 15, 2008 Messages 607 Points 0 As far as I know, near-IR passes through, but glass is opaque to far-IR light.
Mar 20, 2008 #3 Razako 0 Joined Mar 17, 2006 Messages 4,301 Points 113 So it should be safe shining a laser without an IR filter through a window assuming that I watch out for the green reflection.
So it should be safe shining a laser without an IR filter through a window assuming that I watch out for the green reflection.
Mar 20, 2008 #4 A Amnizu 0 Joined Jan 15, 2008 Messages 607 Points 0 It should, but I could be wrong, so be careful.