Sony Cyber-shot DSC-W125 Instruction Manual page 47

Basic lechniquesfor better images
Adjusting ISO Sensitivity (Recommended Exposure Index)
ISO sensitivity is a speed rating for recording media that incorporates an image sensor that
receives light. Even when the exposure is the same, images differ depending on the ISO
sensitivity.
To adjust the ISO sensitivity, see page 49.
High ISO sensitivity
Records a bright image even in dark locations while increasing shutter
speed to reduce blur.
However, the image tends to become noisy.
Low ISO sensitivity
Records a smoother image.
However, when the exposure is insufficient, the image may become darker.
On the effects of lighting
t color of the subject is affected by the lighting conditions.
Example: The color of an image affected by light sources
.Chara.cteristics'of·
light
Ii
Daylight
White (standard)
Cloudy
Bluish
Fluorescent
Green-tinged
Incandescent
Reddish
10
The color tones are adjusted automatically in the auto adjustment mode.
However, you can adjust color tones manually with [White Balance] (page 53).