When shooting with EOS A2/A2E/5 fitted with either the EF300mm f/2.8L IS II USM or EF400mm f/2.8L IS II USM, use -0.5 step exposure compensation when using extender EF1.4x II, and use -1 step exposure when using extender EF2x AF is possible with extender EF1.4x II/III or EF2x II/III.
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