AGFA 307 - Manual (Page 50)

Chapter 3 Advanced Operation
Exposure Compensation
This feature lets you compensate the exposure
±
3 stops, in 1/2 stop
increments. Exposure compensation is used when the camera’s
metering system cannot correctly determine the precise exposure.
1. While pressing the exposure-compensation button, turn the
control dial until the compensation value you want appears in
the data panel.
2. Release the exposure-compensation button to enter the selected
value.
or will remain in the data panel display as a
reminder that exposure compensation is set.
To cancel exposure compensation, perform the above procedure
and select "0.0".
Exposure Compensation