Olympus Super DLX IS-10 Instructions Manual page 26

Press the shutter release
button fully.
Note: The shutter speed is automatically set at 1/100-sec. when the flash fires. If the subject requires a faster
shutter speed, the flash won't fire.
26
Auto Flash Range
(with color negative film)
Focal length 28mm
ISO 100 4.3m (14.1 ft)
ISO 200
6.1m (20 ft)
ISO 400
8.6m (28.2 ft)
110mm
3.5m (11. 5 ft)
4.9m (16.1ft)
7.0 m (23 ft)