Yongnuo YN565EXII - Page 29

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105
58/190.3
41/134.5
29/95.1
20.5/67.3
14.5/47.6
10.3/33.8
7.3/24
5.1/16.7
Guide Number of different focal length range (at ISO 100, in meters / feet)
Flash Flash Coverage (mm)
Output
1/1
1/2
1/4
1/8
1/16
1/32
1/64
1/128
24
28/91.9
19.8/65
14/45.9
9.9/32.5
7/23
4.9/16.1
3.5/11.5
2.5/8.2
28
30/98.4
21.2/69.6
15/49.2
10.6/34.8
7.5/24.6
5.3/17.4
3.8/12.5
2.7/8.9
35
39/127.9
27.6/90.7
19.5/64
13.7/45.2
9.7/32
6.9/22.7
4.9/16
3.5/11.4
50
42/137.8
29.7/97.4
21/68.9
14.8/48.6
10.5/34.4
7.4/24.3
5.3/17.4
3.7/12.1
70
50/164
35.4/116.1
25/82
17.7/58.1
12.5/41
8.8/28.9
6.3/20.7
4.4/14.4
80
53/173.9
37.5/123
26.5/86.9
18.7/61.4
13.3/43.6
9.4/30.8
6.6/21.7
4.7/15.4