Manual Focusing - Canon EOS 1D Mark II N Instruction Manual

When Autofocus Fails (Manual Focusing)

Manual Focusing

If you select an AF point and press the shutter button halfway while
manual focusing, the AF point will flash and the focus confirmation light
will light when focus is achieved.
During automatic AF point selection, when the center AF point achieves
focus, it will flash and the focus confirmation light will light.
With USM (Ultrasonic Motor) lenses:
After the lens focuses in the One-Shot AF mode, you can turn the
focusing ring for touch-up focusing (full-time manual focusing). (Not
applicable to USM lenses with no focusing distance scale.)
90
Set the lens focus mode switch to <
and turn the lens focusing ring to focus.
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