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00_AF360FGZ.book Page 81 Tuesday, June 13, 2006 12:09 PM
High-Speed Sync Guide Number
Camera format
Shutter
ISO
speed
250
500
1000
ISO100
2000
4000
6000
250
500
1000
ISO200
2000
4000
6000
250
500
1000
ISO400
2000
4000
6000
35mm
85mm
DIGITAL
58mm
16.0
12.7
9.5
6.9
5.1
4.3
22.6
18.0
13.4
9.8
7.2
6.1
32.0
25.4
19.0
13.8
10.2
8.6
*With the wide-angle panel attached
Zoom position
70mm
50mm
35mm
48mm
34mm
24mm
14.7
13.4
11.1
11.6
10.6
8.8
8.7
7.9
6.6
6.4
5.8
4.8
4.7
4.2
3.5
3.9
3.6
3.0
20.8
19.0
15.7
16.4
15.0
12.4
12.3
11.2
9.3
9.1
8.2
6.8
6.6
5.9
4.9
5.5
5.1
4.2
29.4
26.8
22.2
23.2
21.2
17.6
17.4
15.8
13.2
12.8
11.6
9.6
9.4
8.4
7.0
7.8
7.2
6.0
28mm
24mm
*20mm
19mm
16mm
*13mm
9.8
9.4
6.2
7.7
7.4
4.9
5.8
5.5
3.7
4.2
4.1
2.7
3.1
3.0
2.0
2.6
2.5
1.7
13.9
13.3
8.8
10.9
10.5
6.9
8.2
7.8
5.2
5.9
5.8
3.8
4.4
4.2
2.8
3.7
3.5
2.4
19.6
18.8
12.4
15.4
14.8
9.8
11.6
11.0
7.4
8.4
8.2
5.4
6.2
6.0
4.0
5.2
5.0
3.4
81
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