Jpeg Quality; Color Space - Pentax KC-01 Operating Manual

JPEG Quality

You can set the image quality level (compression ratio). The default setting
is C (Best).
C Best
D Better
Good
E

Color Space

You can select a color space to use.
Mainly used for devices such as a computer. (default setting)
sRGB
Covers a wider range of color than sRGB and is used for
AdobeRGB
commercial uses such as industrial printing.
The file naming system changes depending on the color space setting as
shown below. ("xxxx" is a four-digit sequential number.)
For sRGB: IMGPxxxx.JPG
For AdobeRGB: _IGPxxxx.JPG
Quality: clearer File size: larger
Quality: grainier File size: smaller
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