Shutter Button - Canon EOS 550D Instruction Manual

Basic Operation
Shutter Button
The shutter button has two steps. You can press the shutter button
halfway. Then you can further press the shutter button completely.
Pressing halfway
This activates autofocusing and
automatic exposure metering that sets
the shutter speed and aperture.
The exposure setting (shutter speed and
aperture) is displayed in the viewfinder
(54).
Pressing completely
This releases the shutter and takes the
picture.
Preventing Camera Shake
Hand-held camera movement during the moment of exposure is called
camera shake. It can cause blurred pictures. To prevent camera shake,
note the following:
, Hold and steady the camera as shown on the previous page.
, Press the shutter button halfway to autofocus, then slowly press the
shutter button completely.
@ _ ufyou press the Shutterbutton CompletelyWithoutpressing it halfway first
or if you press the shutter butten haJfwayand then press it completelY
immediately, the camera wi!!take a moment b@foreit takes the picture
Even during the menudisp!ay, image p!ayback, and image recoFding,
you can instantly go back to shooting-ready by pressing the shutter
button halfway.
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