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Specifications
Flash exposure
compensation:
±3 stops in 1/3- or 1/2-stop increments
FEB: ±3 stops in 1/3- or 1/2-stop increments (can be
combined with flash exposure compensation)
FE lock: Possible with the camera’s Multi-function button or FE
lock/AE lock buttons
High-speed sync: Possible
* During radio transmission wireless shooting, high-
speed sync is possible only with EOS DIGITAL
cameras released in and after 2012 (except with EOS
REBEL T6/1300D and EOS REBEL T5/1200D).
Manual flash: 1/1 - 1/128 power (1/3-step increments)
Stroboscopic flash: Possible (1 - 500 Hz)
* 1 Hz to 199 Hz during optical transmission wireless
shooting
Modeling flash: Fired with camera’s depth-of-field preview button or
Speedlite’s test flash button
Flash Recharge
Firing interval
(Recharge time):
Normal flash: Approx. 0.1 - 5.5 sec.,
Quick flash: Approx. 0.1 - 3.3 sec.
* When using AA/LR6 alkaline batteries
Flash-ready lamp: Lights up in red: Normal flash available
Lights up in green: Quick flash available
AF-assist Beam
Method: Infrared AF-assist beam
Compatible AF system: TTL second image formation phase-difference AF
1 - 65 AF points (28 mm or longer lens focal length)
Supported for viewfinder shooting, and Quick mode for
Live View shooting or movie shooting
Effective distance: At center: Approx. 0.6 - 10 m / 2.0 - 32.8 ft.,
At periphery: Approx. 0.6 - 5 m / 2.0 - 16.4 ft.