Guide - Canon Speedlite 550EX Instructions Manual

Specifications
• Guide No. (At ISO 100 in meters
[Normal Mode)
Flash Covara a (mm)
17
24
"
35 50 70
80
105
Nonnal (full ) Flash Guide No ,
"
"
eo
'" " " '"
55
Quick Flash Sama as for manual flash from 112 to 1/6.
111
" "
30
36
" "
50 55
I.
10.6 19.8 2 1.2 25.5 29.7
32.5
35.'
38.9,
114 7.5
14
"
18 21
" "
27.5
1/8 5.3 9.9 10,6 12,7 14.8 16.3 17.7 19.5
Manual Flash Guide No.
1/16
3.6 7 7.5 9
10.5 11.5 12.5 13.6
1132 2.7
'.9
5.3 6.4 7.4 6.1 66 9.7
1/64
1.9
35
3.6
'5
53 56
6.3 6.9
11128
1.. 2.5 2.7 3.2 3.7
' .1
• .4
'.9
[High Speed Sync (FP Flash))
Shuller Speed
Flash Covara a mm
17
24
"
35 50 70
80
105
11125 10.6 19.8
21,2 25.2
29.7 32.5
35.'
38.9
1/160
9.'
17.5 lB.8
"'.5
26.3 28.8 31.3
34.4
11180
B.B
16.5 17.7 21.2 24.7 27.1
29.5 32.4
11250
7.5
14.0
15.0 16.0 21.0
23.0
25.0 27.5
11320
6.6 12.4 13.3 15.9 18.6 20.3
22.1
24.3
11350 6.3
11.8 12.7 15.2 17.7 19.4
21 .1 23.2
11400 5.9
11.1 11 .9
14.2 16.6 18.2 19.8 2 1.7
11500 5.3 9B 10.6 12.7 14.8 16.3 17.7 19.4
1/640
..,
B.B
9.'
11.3 13.1
14.4
15.6
17,2
In'"
' .3
6.1 67
10.4
12.1 13.3 14.4 15.9
1/800
' .2
76
6'
10.1 11.7 12.9 14.0 15.4
111000
3.6 7.0 7.5 9.0
10.5 11.5 12.5
13.8
111250
3.'
6.3 6.7 B.O
9.'
10.3 11.2 12.3
111500
3.1
57 6.1 7.3 6.6
9.'
10.2 11.2
111600
3.0 5.5 5.9 7.1 6.3 9.1 9.9 10.9
'.000
2.7
'.9
5.3 6.4
7.4
6.'
6.6 9.7
'"500
2.4
'.4
'.7
5.7 B.6 7.3 7.9 B.7
113000
2.2
'.0
4.3 5.2
6.'
6.6 7.2
7.9
113200 2.1 3.9
' .2
5.0 5.9
6.4
7.0 7.7
114000 1.9 3.5 36
45 5.3 5.6 6.3 6.9
115000 1.7
3.1 3.4 4.0 • .7 5.1 5.6
6.1
116000 1.5 2.9 3.1 3.7
4.3 4.7 51 5.6
116400 1.5 2.B 3.0
3,6 _
4.2 4.5 4.9 5.4
118000
L3 25
2.7 3.2 3.7
'.1
4.4
'.9
(Mu lllply by 3.310 convert 10 feet)
121