Product Datasheet/Brochure

Main Unit Spec
Compatible Cameras
Type-A EOS cameras (E-TTL II/E-TTL autoflash)
With Type-B EOS cameras, only manual flash and second-curtain sync are possible.
Guide Number
The maximum Guide No. is approximately 154 ft./47m at ISO 100 and 105mm flash coverage.
When the extendable wide panel is pulled out, the flash coverage is 14mm.
Number of Flashes
When using flash only and AA/LR6 alkaline batteries
Approx. 115–800 flashes
When using flash only and AA/HR6 Ni-MH batteries
Approx. 140966 flashes
* Nominal min. time when using 1900mAh type AA/HR6 Ni-MH batteries.
* Based on Canon Testing Standards.
Recycling Time
When using flash only and AA/LR6 alkaline batteries
Normal flash: 0.1–5.5 sec.
Quick flash: 0.1–3.9 sec.
When using flash only and AA/HR6 Ni-MH batteries
Normal flash: 0.1–3.5 sec.
Quick flash: 0.1–2.8 sec.
* Nominal min. time when using 1900mAh type AA/HR6 Ni-MH batteries.
* Based on Canon Testing Standards.
Flash Range
Effective flash range with EF 50mm f/1.4 lens at ISO 100 and standard light distribution
1. Normal Flash: Approx. 2.377.1 ft./0.7–23.5m
2. Quick Flash (at Guide No. 66.3 ft./20.2m): Approx. 2.347.2 ft./0.7–14.4m
3. High-speed Sync (at 1/250 sec. shutter speed): Approx. 2.341.0 ft./0.7–12.5m
AF Assist Beam
System: Infrared AF-assist beam
Compatible AF System: TTL second image formation phase-difference AF
Supporting 1–16 AF points (28mm or longer focal length)
• Phase-difference AF during viewnder shooting
• Quick mode during Live View shooting and movie shooting
Effective Range (Approx.): At center: 2.3–32.8 ft./0.7–10.0m
At periphery: 3.3–16.4 ft./1.0–5.0m
Custom Functions
10 Custom Functions
9 Personal Functions
Power Source
Four AA-size/LR6 alkaline batteries
• Size-AA/HR6 Ni-MH batteries also usable.
• Lithium batteries cannot be used.
Dimensions (W x H x D)
Flash unit: Approx. 2.94 x 5.13 x 4.14 in./74.6 x 130.4 x 105.1mm
Bounce adapter: Approx. 3.08 x 2.19 x 1.58 in./78.3 x 55.7 x 40.2mm
Weight
Flash unit (excluding batteries): Approx. 13.6 oz./385g
Bounce adapter: Approx. 0.53 oz./15g
Specifications

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