Flash Photography With The At-I - Canon AT-1 Instructions Manual

Flash Photography with the
AT-1
- .
The Canon AT-1 can be used with two
different type of flash units; a directly
coupled contact type and a synchronization
.--.
cord type. Use the Canon Speedlite 155A or
199A of a directly coupled contact type for e
*""
exceptional flash photography.
When using a flash bulb or an electronic
--
--
flash other than the Speedlite 155A and 199A,
p
. .
.
you can select the appropriate shutter speed
in reference to the table of "Flash Synchroni-
zation Range" indicated below.
\
Flash Synchronization Range
Synchronized
Ashutter
speedA
(A
mark indicates possible unevenness in the picture depending on the flash bulb.)
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m n
f i
&O
FP Class
M
a n d
M F
Class
&
X O O l X 5 0
- .
Electronic
Flash
--
%O-
'0
%O
0
x 5 " / 8
0.0
%
0
A O O O O O O O ~
~ 0 0 0 0 0 0 0 1
0 0
1 / ?
0
0 1