Olympus FL-14 Instructions Manual page 23

Shooting (MANUAL) Shooting (MANUAL)
1
Press the MODE button of the electronic fl ash repeatedly to set the fl ash control
mode to [MANUAL].
2
For the optimum shooting distance to subject, adjust camera settings (ISO
sensitivity and aperture value) and then shoot.
• The fl ash always fi res at maximum intensity.
Optimum shooting distance Optimum shooting distance
Use the following formula to calculate the optimum shooting distance.
Optimum shooting distance (m)
= 14 × ISO sensitivity coeffi cient (1 for ISO 100) ÷ Aperture value (F)
ISO sensitivity and their coeffi cients
ISO sensitivity
Coeffi cient
25 50 100
0.5 0.71 1.0
200 400 800
1.4 2.0 2.8
1600 3200
4.0 5.6
23
EN