Pentax Optio WG-1 GPS Operating Manual page 35

MENU button
A histogram shows the 1"
brightness distribution of an -_
image. The horizontal axis ._
represents brightness (darkat _5
the left and bright at the right)
and the vertical axis "Q E
represents the number of 7=
pixels.
The shape of the histogram
before and after shooting tells
(Dark) <--Brightness--> (Bright)
irk portions Bright portic is
you whether the brightness and contrast are correct or not, and lets you
decide if you need to use EV compensation and take the picture again.
Setting the Exposure (EV Compensation) ,_÷p. 1 33 ]
Understanding Brightness
If the brightness is correct, the graph peaks in the middle. If the image is
underexposed, the peak is on the left side, and if it is overexposed, the
peak is on the right side.
Dark image Correct image Bright image