Apr 21, 2009 #1 E egloskerry 0 Joined Mar 19, 2009 Messages 13 Points 0 How do I focus it if I can't see the beam? I figured I would be able to see it with a digital camera because I know they are normally sensitive to IR, but it doesn't seem to be able to pick it up.
How do I focus it if I can't see the beam? I figured I would be able to see it with a digital camera because I know they are normally sensitive to IR, but it doesn't seem to be able to pick it up.
Apr 22, 2009 #2 T_Warne 0 Joined Jan 18, 2009 Messages 1,445 Points 83 Try this: http://www.supercircuits.com/Security-Cameras/Board-Cameras/PC300XP