Alc (Automatic Level Control) Function; To Use The Alc Function; Automatic Gain Level Control; Detailed Settings For Automatic Gain Level Control (Gain Auto) - JAI GO-2400M-PMCL User Manual

ALC (Automatic Level Control) Function

The ALC (automatic level control) function combines the automatic gain control (AGC/Auto Gain
Control) and automatic exposure control (ASC/Auto Shutter Control) functions, and is capable of
handling various changes in brightness.
Change from bright to dark: ASC  AGC
Change from dark to bright: AGC  ASC
AGC operation
ASC (auto shutter)
operation

■ To use the ALC function

Set [Gain Auto] or [Exposure Auto] or both to [Continuous] mode. Configure the minimum value,
maximum value, etc. for AGC and ASC under [JAI Custom Control ALC].
The target video levels for AGC and ASC are configured in [ALC Reference]. For example, when [ALC
Reference] is set to 100%, video levels will be maintained at 100% for AGC and ASC.

■ Automatic gain level control

Set [Gain Auto] to [Continuous].

Detailed Settings for Automatic Gain Level Control (Gain Auto)

When [Gain Auto] is set to [Continuous], you can configure the conditions for automatic adjustment in
detail.
Item
ALC Reference
ALC Area Enable All
ALC Area Selector
ALC Area Enable
AGC Max.
AGC Min.
AGC/ASC Control Speed
Change in brightness
Dark
AGC operation
AGC
Max. to min. (user specified)
Max
Fixed at max. ASC value
Operation during
change from dark to
bright
Specify the target level for automatic gain control. (This setting is also used
for automatic exposure control.)
Select whether to specify all areas as auto gain metering areas or whether to
specify the areas individually.
[0]: Specify areas as auto gain metering areas (16 areas) individually.
[1]: Specify all areas as auto gain metering areas.
Individually select any of 16 areas for automatic gain metering. (This setting
is also used for automatic exposure control.)
Select [True] to enable the metering area selected in [ALC Area Selector], or
select [False] to disable it.
Specify the maximum value for the automatic gain control range.
Specify the minimum value for the automatic gain control range.
Specify the speed for automatic gain control. (This setting is also used for
automatic exposure control.)
̶ 51 ̶
Bright
Fixed at min. gain value
ASC operation
Fixed at min. ASC value
Max. to min. (user specified)
Operation during
change from bright to
dark
Description
GO-2400M-PMCL / GO-2400C-PMCL