Mode; Display - Canon EOS 5D MARK III Instruction Manual

Customizing AF Functions*
AF3: One Shot
For the lenses below, which have an electronic focusing ring, you can
set whether to use the electronic focusing ring.
EF50mm f/1.0L USM EF300mm f/2.8L USM EF600mm f/4L USM
EF85mm f/1.2L USM EF400mm f/2.8L USM EF1200mm f/5.6L USM
EF85mm f/1.2L II USM EF400mm f/2.8L II USM EF28-80mm f/2.8-4L USM
EF200mm f/1.8L USM EF500mm f/4.5L USM
@,0N: Enable after One=Shot AF
After AF operates, if you keep pressing
the shutter button, you can focus
manually.
_*OFF: Disable after One=Shot AF
After AF operates, manual focusing is
disabled.
OFF: Disable in AF mode
When the lens' focus mode switch is set to [AF], manual focusing is
disabled.
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