Canon EOS 1 Instruction Manual - Page 74

Checking the Depth of Field, 8. Illuminating the LCD Panel

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7. Checking the Depth of Field Depth of field is the range of focus in front of and behind the subject in which objects appear sharp. The depth of field varies from shallow to deep depending on the aperture setting, the angle of view of the lens in use and the camera to subject distance. To check the depth of field before taking a picture, press the depth-of-field preview button. The camera will close down the lens' diaphragm to the shooting aperture, allowing you to see the range of sharpness in the viewfinder. • Exposure setting is locked when the depth-of-field preview button is pressed. • The depth-of-field preview button does not function during the camera's autofocus operation. 8. Illuminating the LCD Panel U LTR ASOUM P ONE SHOT The LCD panel can be illuminated for easy viewing at night or in low light situations. To illuminate the LCD panel, press the panel illumination button ( ). The panel will remain illuminated for approximately 6 seconds. To turn off the illumination before 6 seconds elapse, press the panel illumination button ( ) again. The LCD panel illumination goes out automatically approx. 2 seconds after a picture is taken. • You can keep the LCD panel illuminated longer than 6 seconds by pressing any operation button again while the illumination timer is activated. • The LCD panel cannot be illuminated during bulb exposures. 74

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74
7. Checking the Depth of Field
Depth of field is the range of focus in
front of and behind the subject in
which objects appear sharp. The depth
of field varies from shallow to deep
depending on the aperture setting, the
angle of view of the lens in use and the
camera to subject distance. To check
the depth of field before taking a pic-
ture, press the depth-of-field preview
button. The camera will close down the
lens’ diaphragm to the shooting aper-
ture, allowing you to see the range of
sharpness in the viewfinder.
The LCD panel can be illuminated for easy
viewing at night or in low light situations. To
illuminate the LCD panel, press the panel
illumination button (
). The panel will
remain illuminated for approximately 6 sec-
onds. To turn off the illumination before 6
seconds elapse, press the panel illumina-
tion button (
) again. The LCD panel illu-
mination goes out automatically approx. 2
seconds after a picture is taken.
P
UL
TRAS
O
U
M
ONE SHOT
8. Illuminating the LCD Panel
•
Exposure setting is locked when the depth-of-field preview button is pressed.
•
The depth-of-field preview button does not function during the camera's autofocus
operation.
•
You can keep the LCD panel illuminated longer than 6 seconds by pressing any opera-
tion button again while the illumination timer is activated.
•
The LCD panel cannot be illuminated during bulb exposures.