Dioptric lenses enable the use of the camera’s viewfinder without the need for glasses, for people who are short sighted or far sighted. Connects to camera’s eyepiece.

Compatible with the following Canon DSLR cameras:
EOS 1D MK III
EOS 1D MK IV
EOS 1DS MK III
EOS 5D MK III
EOS 5DSR
EOS 5DS
EOS 6D
EOS 7D
EOS 60D
EOS 70D
EOS 100D
EOS 700D