Canon 550 EX - Manual (Page 76)

● Speedlite Transmitter ST-E2 (Sold separately)
Speedlite Transmitter ST-E2 serves as the master unit for wireless Speedlite
550EX control. It can control up to two slave unit groups (A and B). It is
attached directly to the camera’s hot shoe. As a master unit, the differences
between the 550EX and Speedlite Transmitter ST-E2 are listed below.
* Settable with the slave unit.
For details,
see the Speedlite Transmitter
ST-E2 Instructions.
76
Wireless Functions Unit 550EX ST-E2
E-TTL autoflash ? ?
High-speed sync ? ?
FE lock ? ?
Flash exposure compensation ? X*
FEB (Flash exposure bracketing) ? X
Flash ratio control/Group control ? / A, B, C ? / A, B
Manual flash mode ? X*
Stroboscopic flash ? X*
Second-curtain sync X X
Modeling flash ? ?
When using the Speedlite Transmitter ST-E2 with a Type-A camera, also read pages 112
to 125.
EYE CONTROL
05. F073-E (51~) 02.4.1 2:12 PM Page 76