Setting The Sensitivity - Pentax Optio A20 Operating Manual

Setting the Sensitivity

Sensitivity (ISO sensitivity) is a value indicating how much the CCD senses light.
Low value equals low sensitivity, and high value equals high sensitivity.
Sensitivity can be adjusted according to the shooting situations.
4
Sensitivity
The camera automatically selects the sensitivity from 64, 100, 200, 400
and 800. (In Blur reduction mode, 1600 is also selectable.)
AUTO
You can also set ISO Correction in AUTO to 64 - 100, 64 - 200, 64 - 400,
or 64 - 800. (In Blur reduction mode, 64 - 1600 is also selectable.)
64
100
200
400
800
1
Press the MENU button in Capture mode.
The [A Rec.Mode] menu appears.
2
Use the four-way controller (23)
to select [Sensitivity].
92
Shutter release
button
Four-way
controller
MENU button
At lower sensitivity, images are sharper and noise is reduced, but the
shutter speed will be slower under dark conditions.
At higher sensitivity, the shutter speed can be fastened under dark
conditions, but noise will increase.
(In Blur reduction mode, 1600 is also selectable.)
Rec. Mode
Recorded Pixels
MENU
Quality Level
White Balance
AF Setting
AE Metering
Sensitivity
MENU Exit
Rec. Mode
Recorded Pixels
Quality Level
White Balance
AF Setting
AE Metering
Sensitivity
MENU Exit
10
M
AWB
AUTO 800
10
M
AWB
AUTO 800