Nikon 25420 User Manual - Page 47

Reference: More on Photography All Modes/Using the Built-in Flash, ISO auto, Built-in Flash

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Flash Mode The flash modes available depend on the mode currently selected with the mode dial. , , , Auto Auto slow sync Auto+ red-eye reduction Red-eye reduction Off Off P, A Fill flash Rear- curtain+ slow sync * Red-eye reduction S, M Fill flash Auto slow sync+ red-eye reduction Rear-curtain sync Slow sync+ red-eye reduction Slow sync * SLOW is displayed after command dial is released. Flash modes are described below. • AUTO (auto flash): When lighting is poor or subject is back lit, flash pops up automatically when shut- ter-release button is pressed halfway and fires as required. • (red-eye reduction): Use for portraits. AF-assist lamp lights before flash fires, reducing "red-eye." • SLOW (slow sync): Shutter speed slows automatically to capture background lighting at night or under low light. Use to include background lighting in portraits. • REAR (rear curtain sync): Flash fires just before shutter closes, creating the effect of a stream of light behind moving subjects. If this icon is not displayed, flash will fire immediately after shutter opens. The Button Flash mode can also be selected by pressing the button and rotating the command dial. In P, S, A, and M modes, press the button once to raise the flash and then select a flash mode by pressing the button and rotating the command dial. Custom Settings ( 76, 78) Use Custom Setting 10 (ISO auto) to adjust sensitivity for optimal flash output. Custom Setting 14 (Built-in Flash) can be used for manual flash control. Reference: More on Photography (All Modes)/Using the Built-in Flash 35

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Reference: More on Photography (All Modes)/Using the Built-in Flash
35
Flash Mode
The flash modes available depend on the mode currently selected with the mode dial.
*
SLOW
is displayed after command dial is released.
Flash modes are described below.
•
AUTO
(auto flash): When lighting is poor or subject is back lit, flash pops up automatically when shut-
ter-release button is pressed halfway and fires as required.
•
(red-eye reduction): Use for portraits.
AF-assist lamp lights before flash fires, reducing “red-eye.”
•
SLOW
(slow sync): Shutter speed slows automatically to capture background lighting at night or
under low light.
Use to include background lighting in portraits.
•
REAR
(rear curtain sync): Flash fires just before shutter closes, creating the effect of a stream of light
behind moving subjects.
If this icon is not displayed, flash will fire immediately after shutter opens.
The
Button
,
,
,
Auto
Auto slow sync
Auto+
red-eye
reduction
Off
Off
Auto slow
sync+
red-eye
reduction
P, A
S, M
Fill flash
Fill flash
Red-eye
reduction
Rear-
curtain+
slow
sync
*
Red-eye
reduction
Rear-curtain
sync
Slow sync+
red-eye reduction
Slow sync
Flash mode can also be selected by pressing the
button and rotating
the command dial.
In
P
,
S
,
A
, and
M
modes, press the
button once to
raise the flash and then select a flash mode by pressing the
button and
rotating the command dial.
Custom Settings (
76, 78)
Use Custom Setting 10 (
ISO auto
) to adjust sensitivity for optimal flash
output.
Custom Setting 14 (
Built-in Flash
) can be used for manual flash
control.