EOS-1D Mark IV & EOS-1Ds Mark III Firmware Update

For the EF 200-400 f/4L IS 1.4x Canon has updated both the discontinued EOS-1D Mark IV and the EOS-1Ds Mark III to work correctly with the new EF 200-400 f/4L IS 1.4x lens that is about to hit stores. Canon EOS 1D Mark IV Version 1.1.3 Enables the center AF point to autofocus when the...
read more...