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• Wireless Flash
Transmission method: Optical pulse
Channels: 4
Wireless options: OFF, Master, and Slave
Transmission range (Approx.)
: Indoors: 12 - 15 m / 39.4 - 49.2 ft.,
Outdoors: 8 - 10 m / 26.2 - 32.8 ft.
Master unit reception angle: ±40° horizontal, ±30° vertical
Controllable slave groups: 3 (A, B, and C)
Flash ratio control: 1:8 - 1:1 - 8:1 in 1/2-stop increments
Slave-ready indicator: AF-assist beam blinks
Modeling flash: Fired with camera’s depth-of-field preview button
• Custom Functions: 14 (32 settings)
• AF-Assist Beam
Linkable AF points: 1 - 45 AF points (28mm or longer focal length)
Effective range (Approx.): At center: 0.6 - 10 m / 2.0 - 32.8 ft.,
Periphery: 0.6 - 5 m / 2.0 - 16.4 ft.
• Power Source
Internal power: Four size-AA alkaline batteries
* Size-AA Ni-MH and lithium batteries also usable
Battery life
(Approx. flash count): 100 - 700 flashes (with size-AA alkaline batteries)
Wireless transmissions: Approx. 1500 transmissions (With master unit firing disabled
and size-AA alkaline batteries)
Power saving:
Power off after certain period of idle operation (Approx. 1.5 min.
to 15 min.) (60 min. if set as slave)
External power: Compact Battery Pack CP-E4
•Dimensions
(W x H x D): 76 x 137 x 117 mm / 3.0 x 5.4 x 4.6 in.
(excluding dust- and water-resistant adapter)
•Weight (Approx.): 405 g / 14.3 oz. (Speedlite only, excluding batteries)
All specifications above are based on Canon’s testing standards.
Product specifications and external appearance are subject to change without
notice.
A65_04.fm Page 53 Monday, December 18, 2006 2:47 PM