Pentax 67II - Manual (Page 69)

ADVANCED OPERATION
67
Depress the shutter release
button. The shutter remains
open.
Slide the time exposure set lever
to the original position. The time
exposure finishes.
● The shutter will not close
until the time set with the
dial lapses, regardless of
the shutter dial position
and the position of the time
exposure set lever.
● The Time Exposure Mode
can be combined with the
mirror lock-up function.
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