Canon T6i Basic Operating Instructions Manual page 7

● Another way to get sharp focus is by using the digital magnifier to closely look at a
specific part of the subject. To do this you must point the camera at the subject,
press the magnifying button which has two (2) intervals (x5) and (x10)
magnification. Once the subject is taking up a large part of the view screen turn the
focus ring until the subject is in focus.
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