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Knee APE level control
When compressing highlight portions with KNEE control to avoid overexposed image (blown-out
highlights), detail signal will also be compressed and it may cause softening in highlight areas.
This can be compensated by using KNEE APE LEVEL control.
MENU > SCENE FILE > (Factory default settings underlined)
[KNEE APE LEVEL] 0 - - - 2 - - - 5
Sets enhancement level of detail signal for highlight areas
Concept of detail compensation for highlight areas with Knee APE control
Detail signals added to
highlight areas
Compressed gradations
caused by Knee control,
and detail signal (= detail
enhance level is LOW).
Detail signal enhanced
by Knee APE control.
5. Understanding scene file operations