Canon 0298B002, Instruction Manual, Page: 37 / 118

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• AF-Assist Beam
Linkable AF points: 1 - 9 AF points (28mm or longer focal length)
Effective range: At center: Approx. 0.7 - 10 m / 2.3 - 32.8 ft.,
Periphery: Approx. 0.7 - 5 m / 2.3 - 16.4 ft.
• Power Source
Battery: Four size-AA alkaline batteries
* Size-AA Ni-MH and lithium batteries also usable
Battery life (flash count): Approx. 200 - 1400 flashes (with size-AA alkaline batteries)
Power saving:
Power off after approx. 1.5 min. to 15 min. of idle operation
(60 min. if set as slave)
• Dimensions
(W x H x D):
72 x 122 x 101 mm / 2.8 x 4.8 x 4.0 in.
• Weight:
Approx.
320 g / 11.3 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.
Manual Flash Guide No. (ISO 100, in meters/feet)
Flash Output
Flash Coverage (mm)
14 24 28 35 50 70 80 105
1/1
11/
36.1
25/
82
27/
88.6
31/
101.7
34/
111.5
37/
121.4
40/
131.2
43/
141.1
1/2
7.8/
25.6
17.7/
58.1
19.1/
62.7
21.9/
71.9
24/
78.7
26.2/
86
28.3/
92.8
30.4/
99.7
1/4
5.5/
18
12.5/
41
13.5/
44.3
15.5/
50.9
17/
55.8
18.5/
60.7
20/
65.6
21.5/
70.5
1/8
3.9/
12.8
8.8/
28.9
9.5/
31.2
11/
36.1
12/
39.4
13.1/
43
14.1/
46.3
15.2/
49.9
1/16
2.8/
9.2
6.3/
20.7
6.8/
22.3
7.8/
25.6
8.5/
27.9
9.3/
30.5
10/
32.8
10.8/
35.4
1/32
1.9/
6.2
4.4/
14.4
4.8/
15.7
5.5/
18
6/
19.7
6.5/
21.3
7.1/
23.3
7.6/
24.9
1/64
1.4/
4.6
3.1/
10.2
3.4/
11.2
3.9/
12.8
4.3/
14.1
4.6/
15.1
5/
16.4
5.4/
17.7
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