Canon Speedlite 270EX SPEEDLITE 270EX Instruction Manual - Page 21
Flash Shooting Range Guidelines
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Flash Shooting Range Guidelines (EF-S 18-55mm f/3.5 - 5.6 IS) [Approx. m / ft.] Flash head normal position ISO 18mm 55mm 100 1-6.5 / 3.3-21.3 1-4 / 3.3-13.1 Flash head pulled forward 18mm 55mm - 1-5 / 3.3-16.4 200 1-9 / 3.3-29.5 400 1-13 / 3.3-42.7 1-5.5 / 3.3-18 1-8 / 3.3-26.2 - 1-7 / 3.3-23 - 1-9.5 / 3.3-31.2 800 1-18 / 3.3-59.1 1-11 / 3.3-36.1 - 1-14 / 3.3-45.9 1600 1.5-25 / 4.9-82 1-16 / 3.3-52.5 - 1-19 / 3.3-62.3 3200 1.5-35 / 4.9-114.8 1-22 / 3.3-72.2 - 1-27 / 3.3-88.6 6400 2-50 / 6.6-164 1-31 / 3.3-101.7 - 1.5-39 / 4.9-128 As the periphery of the pictures becomes dark, do not use these focal lengths. 19
19
As the periphery of the pictures becomes dark, do not use these focal lengths.
Flash Shooting Range Guidelines
(EF-S 18-55mm f/3.5 - 5.6 IS)
[Approx. m / ft.]
ISO
Flash head normal position
Flash head pulled forward
18mm
55mm
18mm
55mm
100
1-6.5 / 3.3-21.3
1-4 / 3.3-13.1
-
1-5 / 3.3-16.4
200
1-9 / 3.3-29.5
1-5.5 / 3.3-18
-
1-7 / 3.3-23
400
1-13 / 3.3-42.7
1-8 / 3.3-26.2
-
1-9.5 / 3.3-31.2
800
1-18 / 3.3-59.1
1-11 / 3.3-36.1
-
1-14 / 3.3-45.9
1600
1.5-25 / 4.9-82
1-16 / 3.3-52.5
-
1-19 / 3.3-62.3
3200
1.5-35 / 4.9-114.8
1-22 / 3.3-72.2
-
1-27 / 3.3-88.6
6400
2-50 / 6.6-164
1-31 / 3.3-101.7
-
1.5-39 / 4.9-128