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INFRARED PHOTOGRAPHY
43
Infrared photo index mark is used
for focusing the camera when infra-
red film and red filter are used
_
After the subject distance has been
determined, the camera to subject
distance must be further aligned with
the red dot
.
NOTICE:
A tripod or other brace should
always
be used to support the camera when
using shutter speed slower than 1/30
sec.
When the dial is set at "B"
,
the shutter will remain open as long
as the shutter release button is
de-
pressed_
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