Canon Speedlite 550EX Instructions Manual page 123

Specifications
• AF-Assist Beam Emission Preconditions
550EX/Camera Combination
SSOEX's AF·Assist Camera's AF-Assist
Beam Emmed Beam Emitted
EOS-3, EOS-IN, EOS-IN RS,
EOS 50lSO EI ELAN n 1 ELAN n E.
EOS 500 N 1 REBEL G. EOS IX, IX 711X
L~e
EOS 1000 N
1
REBEL II,
loooFNIREBELSn,
EOS 1000 I REBEL,
0
-
1000 F I REBEL S,
EOS 100 I ELAN, EOS 700,
EOS RT, EOS·1, EOS 630/600.
EOS 850, EOS 7SO, EOS 620,
EOS 650
EOS 500 1 REBEL XS
1
REBEL X,
EOS51A2IA2E,
-
0
EOS10110S,
EOS 5000 1888
• Camera's Flash-Related Exposure Warnings
Mod. Wamlng IndlcaUon
Description Remarks
Max. sync speed
The background will
Only the flash
bli n~s.
be overexposed. exposure setting lor
Aperture-priority AE
the subject is correct.
Chang ing the apertu re
may stop the shutter
speed from blinking.
Minimum apertura The
bac~ground
wi ll
Shutter speed1lriority
setting blinks. be overexposed. Only the flash
AE
exposure setting for
Maximum aperture The background wi ll the subject is correct.
setting blinlls. be underexposed.
Minimum aperture The subject is too Attach a neutrat-
setting blinks. bright. density filter to the lens
ProgramAE to reduce the amount
of light received by the
camera.
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