Canon 577 G User Manual
Page 45
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Function:
1. Sensor for automatic flash control.
2. Direct contact providing X-synchronization.
3. Automatically sets flash X-synchronization speed
when using with New F-1 (Aperture-Priority or
Manual), AL-1 or AV-1;
Automatically sets aperture and flash X-syn
chronization speed when using with New F-1
(Shutter-Priority), A-1, AE-1 PROGRAM, or AE-1.
4. Equipped with synchro socket for Synchro Cord A
(optional accessory for use with camera having no
direct contact).
Size and Weight:
Sensor Unit G20:
30
X
39
X
28mm, 35g
(1-3/16
X
1-3/8
X
1 inch, 1-1/4 ozs)
Sensor Unit G100;
30
X
39
X
28mm, 85g
(1-3/16
X
1-3/8
X
1 inch, 3 ozs)
Length of Cord:
Sensor Unit G20: 200mm (7-7/8 inch)
Sensor Unit G100: about 1000mm (39-3/8 inch)
Subject to change without notice.
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