No.18S111-03
40/70
STC-MBS500POE / STC-MCS500POE
Product Specifications and User’s Guide
10.6 ALC (Auto Light Control)
ALC function has two control methods, which is AGC (Auto Gain Control) and auto shutter. The AGC and auto
shutter can be set individually.
The camera parameters are adjusted to brightness of image is maintained with target brightness automatically
with ALC function.
AGC or auto shutter have to set “On” to activate ALC function.
GenICam Parameters (for AGC and auto shutter)
AutoLuminanceTarget
IInteger Type Target brightness
Range: 0 to 255
Default: 128
AutoLuminanceRegion
Selector
IEnumeration Type
ALC weight region to set area, position and weight
Selection: Region 0 to Region 8
AutoLuminanceWidth IInteger Type Width for selected ALC weight region
Range: 4 to 2,448
Default: 794 for all regions
AutoLuminanceHeight
IInteger Type Height for selected ALC weight region
Range: 2 to 2,048
Default: 658 for all regions
AutoLuminance
OffsetX
IInteger Type Horizontal offset for selected ALC weight region
Range: 0 to 2,444
Default: 32 (Region 0, 3 and 6), 826 (Region 1, 4 and 7),
1,621 (Region 2, 5 and 8)
AutoLuminance
OffsetY
IInteger Type Vertical offset for selected ALC weight region
Range: 0 to 2,046
Default: 36 (Region 0 to 2), 694 (Region 3 to 5), 1,353 (Region 6 to 8)
AutoLuminanceWeight
IInteger Type Weight
Range: 0 to 15
Default: 1 * Sets 10 on Region 4 only
Sets the weight for each weight area.
AutoLuminancePeak IInteger Type Importance ratio for the brightness peak at ALC control.
Range: 0 to 255
Default: 0
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