E: bracketing/flash, E1: flash sync speed, This option controls flash sync speed – Nikon D300 User Manual
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U
e1: Flash Sync Speed
This option controls flash sync speed.
A
Fixing Shutter Speed at the Flash Sync Speed Limit
To fix shutter speed at the sync speed limit in shutter-priority auto or
manual exposure modes, select the next shutter speed after the slowest
possible shutter speed (30 s or bulb). An X (flash sync indicator) will be
displayed in the control panel and viewfinder.
A
Auto FP High-Speed Sync
Allows the flash to be used at the highest shutter speed supported by the
camera, making it possible to choose the maximum aperture for reduced
depth of field.
e: Bracketing/Flash
Option
Description
1/320 s
(Auto FP)
Use auto FP high-speed sync with SB-900, SB-800,
SB-600, and SB-R200 flash units. If other flash units are
used, shutter speed is set to
1
/
320
s. When the camera
shows a shutter speed of
1
/
320
s in exposure mode
e or
g, auto FP high-speed sync will be activated if the
actual shutter speed is faster than
1
/
320
s.
1/250 s
(Auto FP)
Use auto FP high-speed sync with SB-900, SB-800,
SB-600, and SB-R200 flash units. If other flash units are
used, shutter speed is set to
1
/
250
s. When the camera
shows a shutter speed of
1
/
250
s in exposure mode
e or
g, auto FP high-speed sync will be activated if the
actual shutter speed is faster than
1
/
250
s.
1/250 s (default) Flash sync speed set to
1
/
250
s.
1/200 s
Flash sync speed set to
1
/
200
s.
1/160 s
Flash sync speed set to
1
/
160
s.
1/125 s
Flash sync speed set to
1
/
125
s.
1/100 s
Flash sync speed set to
1
/
100
s.
1/80 s
Flash sync speed set to
1
/
80
s.
1/60 s
Flash sync speed set to
1
/
60
s.