Pentax ist - Manual (Page 85)

83
B
ASIC OPERA
TION
(PREP
ARA
TION)
B
ASIC OPERA
TION
(SHOO
TING)
AD
V
ANCED OPERA
TIONS
O
THERS
Slow-Speed-Sync Mode
It is possible to balance the exposure of a foreground subject
against a low light background by using the flash to properly
expose the foreground subject and a slow-shutter-speed to
expose the low light background.
With the Night-scene program mode
1. Set the the mode dial to .
When using an F or FA lens, set the lens aperture ring to the
position while holding down the aperture-A lock button on the lens.
2. The built-in flash pops up automatically.
3. Before shooting, confirm that the flash is fully charged.
With the Metered Manual Mode
1. Press the flash pop-up button to activate the built-in flash.
2. Set the exposure mode to the Metered Manual Mode.
3. Select an appropriate shutter speed (slower than 1/125 of
second) and aperture combination for a correct exposure
on the LCD panel.
4. Before shooting, confirm that the flash is fully charged.
✍
MEMO
• The slow-speed-sync can also be used with the shutter-priority AE
mode set. Confirm that the exposure warning is not appearing in the
viewfinder.
• In the slow-speed-sync shooting, use of a tripod is recommended to
prevent camera shake.