Pentax Zoom 90 - Bulb and Bulb-Synchro Modes

Bulb mode, approx. 7 sec. (ISOlOO).
Bulb mode ( B )
This mode is useful for long
exposures required for shoot¬
ing such things as fireworks
and night scenes. The shutter
remains open for as long as
the shutter release button is
held down (but within the
range of 0.5 sec. — 60 min.). When using this mode, the
camera should be mounted on a tripod.
% B )
This lets you use the flash in
addition to the Bulb mode, so
you can take a portrait with a
night scene in the background,
for example.
Bulb-Synchro mode (
Note:
• The shutter stays open for a maximum of 60 minutes,
even if you continue to press the shutter release button.