How the shutter button works, Pressing the shutter button halfway or fully – Canon Rebel Ti 300V User Manual
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How the Shutter Button Works
The EOS camera’s shutter button can be depressed halfway or all the
way. There Is a click stop at the halfway point.
Pressing the Shutter Button Halfway or Fully
The shutter button works as described below
I
When it is pressed halfway:
• Autofocusing (AF) Is activated. When
the subject is in focus, the AF point
which achieved focus will flash, the
beeper will sound, and the focus
confirmation light will light up.
• Also, the shutter speed and aperture
are set and displayed on the LCD
panel and in the viewfinder.
When it is pressed fully;
• The shutter is released to take the
picture and the film advances by one
frame.
o
If an Extender is used and the maximum aperture of the lens becomes small
er than f/5.6 (the lowest f/number), autofocusing will not operate.
ra
Camera movement during the moment of exposure is called camera shake.
Camera shake can cause blurred pictures To prevent blurred pictures due to
camera shake:
■ Hold the camera steady (^page 20).
• Use your finger tip to touch the shutter button, grasp the camera with your
entire right hand, then press the shutter button gently.
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