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auto apertures and auto working distance ranges.
Auto Apertures at ASA 100: Red-f/2.8, Green-f/5.6,
Yellow-f/11.
Auto Distance Ranges:
Red
Green
Yellow
1
— ■
No Adapters
2.5m-17m
8.2ft.-56ft.
1.5m-8.5m
4.9ft.-27.9ft.
1m-4.3m
3.3ft.-14ft.
With Wide
Adapter
577G-24
1.5m-10m
4.9ft.-33ft.
1 m-5m
3.3ft.-16.5ft.
0.5m-2.5m
1
.6ft.-8.2ft.
With Wide
Adapter
577G-20
1.5m-8.5m
4.9ft.-28ft.
1m-4.2m
3.3ft.-14ft.
0.5m-2.1m
1.6ft.-7ft.
With Tele-
Adapter
577G
2.5m-22.5m
8.2ft.-74ft.
2.5m-11.2m
8.2ft.-37ft.
2.5m-5.6m
!
8.2ft.-18.5ft.
Film Speed Scale: ASA 25 to ASA 800 (DIN 15 to DIN
30).
Aperture Scale: f/1.4 - f/32.
Pilot Lamp: Glows to indicate the flash has enough
charge to fire a flash. As soon as it glows, the
Canon A-series cameras and New F-1 automatically
switch to flash circuit. The pilot goes out when the
main switch is turned off.
Test Firing; By pressing pilot lamp after it glows.
Auto Check: By check lamp which will glow after test or
actual firing to showthatflash is close enough to sub¬
ject.
AUTO/MANU switch; for manual operation. Proper
f/stop must be determined by using guide number for¬
mula and synchronization speed must be manually set.
Slow Sync (New F-1 and A-1 only): The use of shut¬
ter speeds between 1/60 sec. and 8 sec. for the
New F-1 or 1/30 sec. and 30 secs, for the A-1 is
possible by setting the slow sync AUTO/MANU
switch to the MANU. position.
Bounce Flash: Maximum upward tilt of 120° with
detents at 0°, 60°, 75°, 90°, and 120°. Bounce angle
is displayed. 120° shift to both left and right with
detents at 0°, 60°, 75°, 90°, 105° and 120°.
Contacts; Synchro terminal, sensor unit connecting
socket, external power source connecting socket.
Power Source; External using Canon Transistor Pack G
which takes six C-size alkaline-manganese batteries
or rechargeable Ni-Cd Pack TP.
Size and Weight; Grip diameter 44mm (1-1/4 inch).
99 x 107 X 245mm, 600g
2-7/8
X
4-1/4
X
9-5/8 inch., 21-3/16 ozs.
36
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