Olympus E-520 User Manual
Page 70
7
Flash s
h
ooting
70
EN
Manual flash
This allows the built-in flash to output a fixed amount of light. To shoot with manual flash, set the
f-number on the lens based on the distance to the subject.
ISO sensitivity
Setting method
• Not all flash modes may be available depending on the shooting mode. For details refer to
“Flash modes that can be set by shooting mode” (
gP. 123).
Ratio of amount of light
GN: Guide number (Equivalent to ISO 100)
FULL (1/1)
12
1/4
6
1/16
3
1/64
1.5
ISO value
100
200
400
800
1600
ISO sensitivity
1.0
1.4
2.0
2.8
4.0
Direct button
#j
Super control panel
i
p: [FLASH MODE]
Calculate the f-number on the lens using the following formula.
Aperture (f-number) =
GN x ISO sensitivity
Distance to the subject (m)
AUTO
SLOW
SLOW
SLOW2
FULL
1
/
4
1
/
16
1
/
64
FLASH MODE
SELECT
GO
# button
j