Specifications
Type
Type
Shoe-mount E-TTL II/E-TTL autoflash Speedlite
Compatible
cameras
EOS cameras with a multi-function shoe and firmware compatible with EL-5
* For details, refer to the Canon website (
).
Flash head
Guide number
Normal flash guide number
Maximum guide number (at approx. ISO 100)
Light distribution
Unit
Flash coverage
14
mm*
1
24 mm 28 mm 35 mm 50 mm 70 mm 80 mm 105 mm 135 mm 200 mm
Standard
m
14.8
28.7
30.0
36.0
42.7
47.1
49.1
53.9
55.4
60.0
ft.
48.6
94.2
98.4
118.1
140.1
154.5
161.1
176.8
181.8
196.9
Guide number
priority
m
36.0
36.0
42.7
49.1
53.9
55.4
60.0
60.0
60.0
ft.
118.1
118.1
140.1
161.1
176.8
181.8
196.9
196.9
196.9
Even coverage
m
28.7
28.7
28.7
36.0
37.0
37.0
43.9
47.1
50.0
ft.
94.2
94.2
94.2
118.1
121.4
121.4
144.0
154.5
164.0
* 1: When using the wide panel
High-speed sync guide number
Maximum guide number (at approx. ISO 100)
Shutter speed
Unit
Flash coverage
14 mm*
1
24 mm
28 mm
35 mm
50 mm
70 mm
80 mm
105 mm
135 mm
200 mm
1/125
m
8.4
16.4
17.1
20.5
24.4
26.9
28.0
30.8
31.6
34.2
ft.
27.7
53.7
56.2
67.4
79.9
88.2
91.9
100.9
103.7
112.3
1/250
m
6.7
13.0
13.6
16.3
19.3
21.3
22.2
24.4
25.1
27.2
ft.
22.0
42.7
44.6
53.5
63.5
70.0
73.0
80.1
82.4
89.2
1/500
m
4.7
9.2
9.6
11.5
13.7
15.1
15.7
17.3
17.7
19.2
ft.
15.6
30.2
31.5
37.8
44.9
49.5
51.6
56.7
58.2
63.1
1/1000
m
3.4
6.5
6.8
8.2
9.7
10.7
11.1
12.2
12.6
13.6
ft.
11.0
21.3
22.3
26.8
31.7
35.0
36.5
40.1
41.2
44.6
1/2000
m
2.4
4.6
4.8
5.8
6.8
7.5
7.9
8.6
8.9
9.6
ft.
7.8
15.1
15.8
18.9
22.4
24.8
25.8
28.3
29.1
31.5
1/4000
m
1.7
3.3
3.4
4.1
4.8
5.3
5.6
6.1
6.3
6.8
ft.
5.5
10.7
11.1
13.4
15.9
17.5
18.2
20.0
20.6
22.3
1/8000
m
1.2
2.3
2.4
2.9
3.4
3.8
3.9
4.3
4.4
4.8
ft.
3.9
7.5
7.9
9.5
11.2
12.4
12.9
14.2
14.6
15.8
* 1: When using the wide panel
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