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A Shutter Speed and Aperture
Shutter speed and aperture are shown in the viewfinder and information display.
Shutter speed
Aperture
Fast shutter speeds (
1
/1600 s in this example)
freeze motion.
Slow shutter speeds (here 1 s) blur motion.
Large apertures (such as f/5.6; remember, the
lower the f-number, the larger the aperture)
blur details in front of and behind the main
subject.
Small apertures (f/22 in this case) bring both
background and foreground into focus.
A The Exposure Indicator
Optimal exposure Underexposed by
1
/3 EV Overexposed by over 2 EV