Nikon SB-25 User Manual

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Usable Aperture/Flash Shooting Distance Ranges
In TTL Auto
and Non-TTL Flash Modes
f/ stopf/ stop
:Programmed TTL Auto Flash with Nikon F-401x/N5005, F-501/N2020, F-301/N2000, F-401/N4004 and F-401s/N4004s.
:Non-TTL Auto Flash mode.
• Usable film speeds depend on the camera model used.
Chapter
5
ISO film speed Shooting distance range (in meters)
1600 800 400 200 100 50 25
Zoom set Zoom set Zoom set Zoom set Zoom set Zoom set Zoom set
at 20mm at 24mm at 28mm at 35mm at 50mm at 70mm at 85mm
2.8 2 1.4 2.5 — 20 3.8 — 20 4.0 — 20 4.5 — 20 5.2 — 20 6.0 — 20 6.3 — 20
4 2.8 2 1.4 1.8 — 20 2.7 — 20 2.9 — 20 3.2 — 20 3.7 — 20 4.3 — 20 4.5 — 20
5.6 4 2.8 2 1.4 1.3 — 14 1.9 — 20 2.0 — 20 2.3 — 20 2.6 — 20 3.0 — 20 3.2 — 20
8 5.6 4 2.8 2 1.4 0.9 — 10 1.4 — 15 1.5 — 16 1.6 — 18 1.9 — 20 2.2 — 20 2.2 — 20
11 8 5.6 4 2.8 2 1.4 0.7 — 7.0 1.0 — 10 1.0 — 11 1.1 — 13 1.4 — 14 1.5 — 16 1.6 — 17
16 11 8 5.6 4 2.8 2 0.6 — 5.0 0.7 — 7.5 0.7 — 8.0 0.8 — 9.0 1.0 — 10 1.1 — 12 1.1 — 12
22 16 11 8 5.6 4 2.8 0.6 — 3.5 0.6 — 5.3 0.6 — 5.6 0.6 —6.3 0.7 — 7.4 0.8 — 8.4 0.8 — 8.8
32 22 16 11 8 5.6 4 0.6 — 2.5 0.6 — 3.7 0.6 — 4.0 0.6 — 4.5 0.6 — 5.2 0.6 — 6.0 0.6 — 6.2
32 22 16 11 8 5.6 0.6 — 1.7 0.6 — 2.6 0.6 — 2.8 0.6 — 3.2 0.6 — 3.7 0.6 — 4.2 0.6 — 4.4
32 22 16 11 8 0.6 — 1.2 0.6 — 1.8 0.6 — 2.0 0.6 — 2.3 0.6 — 2.6 0.6 — 3.0 0.6 — 3.1
ISO film speed Shooting distance range (in feet)
1600 800 400 200 100 50 25
Zoom set Zoom set Zoom set Zoom set Zoom set Zoom set Zoom set
at 20mm at 24mm at 28mm at 35mm at 50mm at 70mm at 85mm
2.8 2 1.4 8.2 — 60 12 — 60 13 — 60 15 — 60 17 — 60 20 — 60 21 — 60
4 2.8 2 1.4 5.7 — 60 8.7 — 60 9.3 — 60 11 — 60 12 — 60 14 — 60 15 — 60
5.6 4 2.8 2 1.4 4.1 — 46 6.2 — 60 6.6 — 60 7.4 — 60 8.6 — 60 9.8 — 60 10 — 60
8 5.6 4 2.8 2 1.4 2.8 — 32 4.4 — 49 4.7 — 52 5.2 — 58 6.1 — 60 7.0 — 60 7.2 — 60
11 8 5.6 4 2.8 2 1.4 2.1 — 23 3.1 — 34 3.3 — 37 3.7 — 41 4.3 — 48 4.9 — 55 5.1 — 58
16 11 8 5.6 4 2.8 2 2.0 — 16 2.2 — 24 2.4 — 26 2.6 — 29 3.0 — 34 3.5 — 39 3.6 — 41
22 16 11 8 5.6 4 2.8 2.0 — 11 2.0 — 17 2.0 — 18 2.0 — 20 2.2 — 24 2.5 — 27 2.6 — 29
32 22 16 11 8 5.6 4 2.0 — 8.2 2.0 — 12 2.0 — 13 2.0 — 14 2.0 — 17 2.0 — 19 2.0 — 20
32 22 16 11 8 5.6 2.0 — 5.7 2.0 — 8.6 2.0 — 9.2 2.0 — 10 2.0 — 12 2.0 — 13 2.0 — 14
32 22 16 11 8 2.0 — 4.1 2.0 — 6.1 2.0 — 6.5 2.0 — 7.3 2.0 — 8.6 2.0 — 9.8 2.0 — 10
SB-25_En 03.1.14 8:18 PM Page 142

Nikon SB-25 Specifications

General

Brand	Nikon
Model	SB-25
Category	Camera Accessories
Language	English