When Autofocus Fails (Manual Focusing)

Manual Focusing

1 Set the lens focus mode switch to MF (or M on older lenses).

• The AF mode indicator on the LCD panel turns off.

2Focus by turning the lens focusing ring until the subject is in focus in the viewfinder.

• Select the desired focusing point and press the shutter button halfway while manual focusing. When focus is achieved, the selected focusing point will flash and the in-focus indicator will light.

When the focusing point is selected automatically and the center focusing point achieves focus, it will flash and the in-focus indicator will light.

With USM (Ultrasonic Motor) lenses (except those not having a distance scale), you can use the focusing ring to fine focus after focus is achieved in the One-Shot AF mode (full-time manual focusing).

C.Fn For USM lenses with an electronic focusing ring (such as the EF 200mm f/1.8L), Custom Function C.Fn-7 can require the lens focus mode switch to be set to MF (or M) before manual focus is enabled. (p.102)

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Canon EOS-1V HS manual Manual Focusing, Set the lens focus mode switch to MF or M on older lenses