Manual, Repeating flash – Nikon D90 User Manual

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❚❚Manual

Choose a flash level between Full and 1/128 (

128

of full power). At full power, the

built-in flash has a Guide Number of 18/59 (m/ft., ISO 200, 20°C/68°F).

❚❚Repeating Flash

The flash fires repeatedly while the shutter is open, producing a
strobe-light effect. Press

4 or 2 to highlight the following

options,

1 or 3 to change.

“Times”

Option

Description

Output

Choose flash output (expressed as a fraction of full power).

Times

Choose the number of times the flash fires at the selected output. Note that
depending on shutter speed and the option selected for Frequency, the actual
number of flashes may be less than selected.

Frequency Choose how often the flash fires per second.

The options available for Times are determined by flash
output.

Output Options available for Times

1/4

1/8

2–5

1/16

2–10

1/32

2–10, 15

1/64

2–10, 15, 20, 25

1/128

2–10, 15, 20, 25, 30, 35