Canon Speedlite 600EX-RT Instruction Manual page 117

Guide Number (ISO 100 in meters/feet)
Normal Flash (Full Output)/Quick Flash
Flash Coverage (mm)
Normal Flash (Full Output) 15/49.2 26/85.3 28/91.9 30/98.4 36/118.1 42/137.8
Quick Flash
Flash Coverage (mm)
Normal Flash (Full Output) 50/164 53/173.9 58/190.3 59/193.6 60/196.9
Quick Flash
Manual Flash
Flash Output
1/1
1/2
1/4
1/8
1/16
1/32
1/64
1/128
Flash Output
1/1
1/2
1/4
1/8
1/16
1/32
1/64
1/128
14
Same as 1/2 to 1/6 of manual flash
70
Same as 1/2 to 1/6 of manual flash
Flash Coverage (mm)
14 20
15/49.2 26/85.3
10.6/34.8 18.4/60.4
7.5/24.6 13/42.7
5.3/17.4 9.2/30.2
3.8/12.5 6.5/21.3
2.7/8.9 4.6/15.1
1.9/6.2 3.3/10.8
1.3/4.3 2.3/7.5
Flash Coverage (mm)
70 80
50/164 53/173.9 58/190.3 59/193.6 60/196.9
35.4/116.1 37.5/123 41/134.5 41.7/136.8 42.4/139.1
25/82 26.5/86.9
17.7/58.1 18.7/61.4 20.5/67.3 20.9/68.6 21.2/69.6
12.5/41 13.3/43.6 14.5/47.6 14.8/48.6
8.8/28.9 9.4/30.8 10.3/33.8 10.4/34.1 10.6/34.8
6.3/20.7 6.6/21.7
4.4/14.4 4.7/15.4
20 24 28
80 105 135
24 28
28/91.9 30/98.4
19.8/65 21.2/69.6 25.5/83.7 29.7/97.4
14/45.9 15/49.2
9.9/32.5 10.6/34.8 12.7/41.7 14.8/48.6
7/23 7.5/24.6
4.9/16.1 5.3/17.4
3.5/11.5 3.8/12.5
2.5/8.2 2.7/8.9
105 135
29/95.1 29.5/96.8
7.3/24 7.4/24.3
5.1/16.7 5.2/17.1
Specifications
35 50
200
35 50
36/118.1 42/137.8
18/59.1 21/68.9
9/29.5 10.5/34.4
6.4/21 7.4/24.3
4.5/14.8 5.3/17.4
3.2/10.5 3.7/12.1
200
30/98.4
15/49.2
7.5/24.6
5.3/17.4
115