| Article ID: ART151532 |
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Date published: 05/22/2015 |
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Date last updated: 02/04/2016 |
Description
EF 400mm f/2.8L IS USM : How to set the focus mode.
Solution
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Selecting the Focus Mode
To use the autofocus mode slide the focus mode switch to "AF". For manual focusing set the switch to "MF" and rotate the manual focusing ring.
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