![background image](http://html1.mh-extra.com/html/jai/go-5000c-pge/go-5000c-pge_user-manual_631434059.webp)
GO-5000M-PGE / GO-5000C-PGE
- 57 -
9.6 ALC
In the GO-5000-PGE, auto gain and auto exposure can be combined to provide a wide ranging
automatic exposure control from dark to bright or vice versa.
The functions are applied in the sequence shown below and if one function is disabled, the
remaining function will work independently.
If the lighting condition is changed from bright to dark ASC ― AGC
If the lighting condition is changed from dark to bright AGC ― ASC
Fig.41 ALC function concept
ALC Reference will determine the target video level for AGC and Auto Shutter. For
instance, if ALC Reference is set to 100% video level, AGC and Auto Shutter will function to
maintain 100% video level.
Please note that ALC function is available only in continuous mode, as well as RCT
mode.
Gain is fixed at Min.
Dark
Light changes
Bright
Auto Shutter
Max
Auto shutter operation
Max
~
Min (User set)
Auto Shutter
fixed at Min
AGC works:
Auto shutter works:
AGC operation
Max
~
Min (User set)
AGC
Max
Operation if light changes
from dark to bright
Operation if light changes
from bright to dark