Pentax AF-360FGZ Operating Manual page 29

00_AF360FGZ.book Page 27 Tuesday, June 13, 2006 12:09 PM
nManual Flash
Refer to page 22 for the features and conditions of use
of this flash mode.
Procedure
1
Turn on the power switch.
2
Press the flash mode button (MODE) to display
(M) (1/xx) on the LCD panel.
l You can set the flash output from 1/1 to 1/32. See
page 15.
3
Set the zoom position. (The setting method
differs according to your camera and lens. Refer
to page 18.)
4
Set the lens aperture according to the distance to
the subject.
Example:
If the flash zoom position is 35mm, subject distance
(between the AF360FGZ and subject) is 3 m, and
sensitivity is ISO 100, the calculation will be as
follows:
With flash output (1/1), the Guide No. will be 25
(according to the Guide No. table).
Aperture = Guide No. 25 / Subject distance 3 m =
8.3 Approx. 8 (f/Stop)
l Refer to page 79 for the guide number table.
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