Iv, other information, Basic photographic terms, Shutter speed – Canon EOS 500QD User Manual
Page 51: Aperture value
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IV, OTHER INFORMATION
The following section contains data designed to help you get the best
from you camera. It contains an explanation of the basic terms used in
photography, some tips on how to use the camera’s various functions
when taking pictures, and an introduction to some of the accessories
available.
Basic Photographic Terms
Shutter Speed
The shutter integrated in the camera body regulates the length of time that the film
is exposed to light. The length of time that the shutter remains open is called the
shutter speed. The camera displays the shutter speed on the LCD panel and in the
viewfinder, in' a range from 2000 (1/2000th of a second) to 30” (30 seconds), and
bulb.
Aperture Value
Integrated into the lens, the aperture is an
opening which can be widened and nar
rowed to regulate the amount of light
allowed to enter the camera. The size of the
opening is called the aperture value. The
camera displays the aperture value on the
LCD panel and in the viewfinder in a range
from 1.0 to 32, although this may vary
depending on the lens used.
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