Canon A-1 Repair Guide

20
In fact, exposure is controlled in real time depend-
ing on variable lighting conditions. But, since
the signal is transmitted to the display at every
0.6 sec, the data is displayed after a time lag of
0.5 sec.
e
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4
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1\
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z
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Zr-c I
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B.D 8.D 5.'1 3.5 25 2D i!.D
Fig. 5 Change in the Brightness of the
Subject and Display
o Flashing is at 2 Hz

Canon A-1 Specifications

General

Type	35mm SLR
Lens Mount	Canon FD
Metering	Center-weighted average
Focusing Screen	Interchangeable
Flash Sync	1/60s
Weight	620g (body only)
Dimensions	141 x 92 x 48 mm
Shutter Speed	30s - 1/1000s, Bulb
ISO Range	6 - 12800
Viewfinder	Eye-level pentaprism
Exposure Modes	Program, Aperture-priority, Shutter-priority, Manual
Film Advance	Manual
Film Rewind	Manual
Battery	4LR44 or 4SR44
Shutter	Horizontal cloth focal-plane