EF17-40mm f/4L USM : How to set the Focus Mode

Article ID: ART151795

Date published: 05/22/2015

Date last updated: 02/03/2016

How to set the Focus Mode

(Diagram for reference only)

To use the autofocus mode, slide the focus mode switch until it is aligned with the AF mark

For manual focusing , slide the switch to the M mark and rotate the manual focusing ring

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