Mar 28, 2011 #17 blrock 0 Joined Apr 29, 2009 Messages 251 Points 18 dlkn said: focal length 500mm Depth of focus >= 2mm Focal spot 10 µm ld from cd-rom 650nm Click to expand... Aren't LD's from CD-ROMS 780nm?
dlkn said: focal length 500mm Depth of focus >= 2mm Focal spot 10 µm ld from cd-rom 650nm Click to expand... Aren't LD's from CD-ROMS 780nm?
