Ricoh Pentax 645Z, Operating Manual

Page: 131 / 172

R17
A
Sets the range in which the sensitivity
is automatically adjusted when the
sensitivity is set to ISO AUTO.
The manner in which the sensitivity
is increased can be specified in
[AUTO ISO Parameters].
When [HDR Capture] of the
A
1 menu is set and [Auto Align] is set
to on, [AUTO ISO Parameters] is fixed to
J
.
Sets the Noise Reduction setting when
shooting with a high ISO sensitivity.
When [Custom] is selected, select
[Setting] and set the noise reduction
level according to the ISO sensitivity.
Sets how the Noise Reduction function works during long
exposures.
A v
H
Increases the sensitivity as little as possible.
I
(Default setting)
J
Actively increases the sensitivity.
ISO AUTO Setting ISO AUTO Setting
AUTO ISO Parameters AUTO ISO Parameters
100 100 - - 3200 3200
Cancel Cancel OK OK
A v
Applies Noise Reduction at optimally calculated levels
throughout ISO range.
Applies Noise Reduction at constant chosen level throughout
ISO range.
Applies Noise Reduction at user-defined levels for each
ISO setting.
Does not apply Noise Reduction at any ISO setting.
A v
The camera determines the camera conditions, such as the shutter
speed, sensitivity, and internal temperature, and reduces noise as
necessary.
Reduces noise at shutter speed of 1 second or slower.
High-ISO NR High-ISO NR
Auto Auto
Low Low
Medium Medium
High High
Custom Custom
Off Off
Cancel Cancel OK OK
High-ISO NR High-ISO NR
100 100
200 200
400 400
800 800
1600 1600
Reset Reset
1 2
3200 3200
6400 6400