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12 Camera Function
12.1
Black Level Correction
When the exposure is starting while image is output, below left image, which is different offset image may
acquire due to the characteristics of CMOS image sensor of this camera.
This issue can be avoided with adjusting timing of exposure start. But adjusting timing of exposure start
influences frame rate.
Also, this issue can be improving when using Black Level Correction function without influences frame rate.
When "HOB_CLAMP" is Off
Command No.
39H:
HOB_CLAMP[0]
12.2
Gamma Correction
When selecting "ON" at Gamma function, selected gamma coefficient of gamma processed image is output.
Command No.
37H:
GAM_SEL[3..0]
STC-LBS132CL-SWIR
Product Specifications and User's
Descriptions
[HOB clamp] Default data: HOB_CLAMP[0] = 0
Sets black level correction when releasing shutter while image output.
HOB_CLAMP[0] = 0 : Black level correction is Off
HOB_CLAMP[0] = 1 : Black level correction is On
Descriptions
[Selection of Gamma coefficient] Default: GAM_SEL[3..0] = 12, Data range: 0 to 15
Sets gamma correction value for Gamma function.
(This setting valid when setting "On" at Gamma function)
Gamma = 1 / (1 + 0.1 x GAM_SEL[3..0])
Guide0
When "HOB_CLAMP" is On
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