Setting The Asa - Canon AT-1 Instructions Manual

Checking Film Winding
R
v
Operate the film advance lever while
watching the film rewind knob. If it rotates,
OFF
the film is properly loaded. If the rewind
' 7 '
10?2?
knob does not rotate, open the back cover
and load the film again from the start.
P C
( 1
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F
Setting
After
the
loading
ASA
the
Film
film,
Speed
set the ASA film
+
speed according to the ASA speed of the film
- -
in use. To set the ASA, first push the film
-
advance lever out t o
i t s
30° stand-off position
away from the camera body, then gently lift
up the ASA ring around the shutter dial and
rotate it in either direction until the proper
A
number i s aligned with the green index mark.
P.
ASA is a numerical rating of a film's sensitivi-
-
-
--mmwp.i,
ty to light. A higher ASA number indicates a
faster film which is more sensitive to light. On
the other hand, a lower ASA number indicates
k
a slower film which is less sensitive to light.
-3
The ASA rating recommended by the manu-
facturer i s printed on the film box, e.g.,
ASA 100.
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h