Flash-to-subject distance
ISO Film Wide Angle Telephoto
Speed
(25 mm)
50
2 to 17 ft
(0.6 to 5.2 m)
100
2 to 24 ft
(0.6 to 7.3 m)
200
2 to 34 ft
(0.6 to 10.4 m) (0.6 to 4.3 m)
400
2 to 48 ft
(0.6 to 14.7 m) (0.6 to 6.1 m)
800
2 to 67 ft
(0.6 to 20.4 m) (0.6 to 8.5 m)
(65 mm)
2 to 7 ft
(0.6 to 2.1 m)
2 to 10 ft
(0.6 to 3.1m)
2 to 14 ft
2 to 20 ft
2 to 28 ft
Flash/warning-lamp signals
Lamp Indicator Situation
Glows green
Glows red
"Blinks" red
• Camera ready for
picture-taking
• Subject closer then
2 ft (0.6 m) from
camera. Shutter
button locks.
• Flash not
fully charged
• Slow shutter speed
in low-light scenes
• Beyond the
flash range
• Auto ranger
cannot focus
19