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Product Specifications:
Compatible Cameras
E-TTL II/E-TTL Autoflash EOS DSLR
Guide Number
The maximum Guide No. is approximately 196.9 ft./60m at ISO 100 varies from approximately 85.3 ft./26m to 196.9 ft. /60m according to the flash coverage (20 to 200 mm).
When the extendable wide panel is pulled out, the flash coverage is 14 mm and the Guide No. is approximately 15/49.2
Number of Flashes
Approx. 100 - 700 flashes (with size-AA/LR6 alkaline batteries)
Recycling Time
Normal flash: Approx. 0.1 - 5.5 sec.
Quick flash: Approx. 0.1 - 3.3 sec.
- With size-AA/LR6 alkaline batteries
- Flash-ready state indicated by beep sound
Flash Range
Effective flash range at ISO 100
Normal Flash
| Guide Number |
Aperture Value |
| f/1.4 |
f/2 |
f/2.8 |
f/4 |
f/5.6 |
26/85.3
(20mm) |
60.9 ft.
(18.6m) |
42.7 ft.
(13m) |
30.5 ft.
(9.3m) |
21.3 ft.
(6.5m) |
15.2 ft.
(4.6m) |
60/196.9
(200mm) |
140.6 ft.
(42.9m) |
98.4 ft.
(30m) |
70.3 ft.
(21.4m) |
49.2 ft.
(15m) |
35.2 ft.
(10.7m) |
* The flash shooting range can be calculated using the equation "Guide No. รท set aperture value".
*Rounded off to the first decimal place.
Quick Flash
Guide
Number |
Aperture Value |
| f/1.4 |
f/2 |
f/2.8 |
f/4 |
f/5.6 |
13.9
(20mm) |
32.7 ft.
(10.0m) |
22.9 ft.
(7.0m) |
16.3 ft.
(5.0m) |
11.4 ft.
(3.5M) |
8.2 ft.
(2.5m) |
| 32.2 (200mm) |
75.3 ft.
(23.0m) |
52.7 ft.
(16.1m) |
37.7 ft.
(11.5m) |
26.4 ft.
(8.0m) |
18.8 ft.
(5.7m) |
High-speed Sync (at 1/250 sec.)
Guide
Number |
Aperture Value |
| f/1.4 |
f/2 |
f/2.8 |
f/4 |
f/5.6 |
13.8
(20mm) |
32.3 ft.
(9.9m) |
22.6 ft.
(6.9m) |
16.2 ft.
(4.9m) |
11.3 ft.
(3.5m) |
8.1 ft.
(2.5m) |
31.8
(200mm) |
74.5 ft.
(22.7m) |
52.2 ft.
(15.9m) |
37.3 ft.
(11.4m) |
26.1 ft.
(8.0m) |
18.6 ft.
(5.7m) |
AF Assist Beam
System: Near-infrared light pattern projection method
Linkable AF Points: Supports 1 to 61-Point High Density Reticular AF
Supported focal length:
- EF Lens: 28mm or greater
- EF-S Lens: 18mm or greater
Effective Range (Approx.):
At Center: 2.0 - 32.8 ft. / 0.6 - 10 m
Periphery: 2.0 - 16.4 ft. / 0.6 - 5 m
Custom Functions
18 Functions
Personal Functions
7 Functions
Power Source
Four AA-size/LR6 alkaline or rechargeable Ni-MH or Lithium Batteries
External Power Source
Compact Battery Pack CP-E4
Dimensions
Approx. 3.1 (W) x 5.6 (H) x 4.9 (D) in. / 79.7 (W) x 142.9 (H) x 124.5 (D) mm
*Excluding color filter holder
Weight
Approx. 15.0 oz / 425 g
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