Flash Shooting Distance Range - Nikon F55 - F55 35mm SLR Camera Instruction Manual

Instruction manual
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Using Built-In Speedlight
3
Confirm
appears in the viewfinder, make sure the subject is
within the flash shooting distance range and shoot.
• The shutter cannot be released unless
viewfinder.
in the viewfinder blinks approx. 3 sec. after full flash output. This may indicate
underexposure has occurred. Check the focus distance, aperture or flash shooting
distance range and shoot again.
• When the subject is dark, the AF-Assist Illuminator automatically turns on to guide
autofocus. See page 50 for details.
Available shutter speed and aperture in each exposure mode
Exposure mode
Available shutter speed
Automatically set to 1/90 sec.
Automatically set to 1/90-1 sec.
P
Automatically set to 1/90 sec.*
S
1/90-30 sec.*
2
A
Automatically set to 1/90 sec.*
M
1/90-30 sec.*
2
,
*1 Shutter speed is prolonged up to 30 sec. with Slow Sync and Red-Eye Reduction with Slow
Sync.
*2 Shutter speed shifts automatically to 1/90 sec. when the shutter speed is set to faster than
1/90 sec. and the built-in Speedlight pops up.
*3 Flash shooting distance range depends on the ISO speed of the film in use and aperture
setting. In A or M exposure mode, set the aperture according to the flash shooting distance
range table on the next page.
82
—continued
appears without blinking in the
Available aperture
Automatically set
1
1
Desired setting*
3
(Time)

Flash shooting distance range

Flash shooting distance for the built-in Speedlight changes according to the
film speed in use and aperture setting.
ISO film speed
Guide number
Aperture value
Page
28
37
• The maximum flash shooting distance can also be calculated by dividing the guide
number by the selected aperture value.
38
Example: When f/2.8 is selected with ISO 100 film using the camera's built-in
39
Speedlight, the maximum flash shooting distance will be: 12/2.8 = approx. 4.2m
54
56
58
60
25
50
100
200
400
800
6
8.5
12
17
24
1.4
2
2.8
1.4
2
2.8
4
5.6
1.4
2
2.8
4
5.6
2
2.8
4
5.6
8
2.8
4
5.6
8
11
4
5.6
8
11
16
5.6
8
11
16
22
8
11
16
22
32
Flash shooting
distance range
34
4
2-8.5m
1.4-6m
8
1-4.2m
11
0.7-3m
16
0.6-2.1m
22
0.6-1.5m
32
0.6-1.1m
0.6-0.8m
83

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