Dsnu Correction (Pixel Black Correct) - IAI SW-4000T-MCL User Manual

SW-4000T-MCL User Manual (2.0)
2. Gain correction data is automatically generated by PerformPixelGainCalibration and
saved in the user area specified in step 1.
3. You can check the execution result of gain correction by PixelGainDetectResult.
Caution: This camera may take several minutes or more to complete PRNU correction.
Notes:
The lens aperture should be set so that the video level is between saturation and 80% of
l
the saturation level.
The lens should be defocused.
l
The subject should be a white, flat surface (such as a sheet of white paper).
l

DSNU Correction (Pixel Black Correct)

Related Setting Items:
DSNU (dark signal non-uniformity) is a variation between pixels in the dark areas generated by
the sensor. If the line rate is slowed or a long exposure time is set, the dark current in the sensor
may change and the state of the DSNU may change.
1. Specify the user area (User1 ~ User3) to save the black level correction value with
PixelBlackCorrectionMode
Note: You cannot perform calibration when Off or Default is selected.
2. Black level correction data is automatically generated by PerformPixelBlackCalibration
and saved in the user area specified in step 1.
3. You can check the execution result of black level correction by PixelBlackDetectResult.
JAI Custom Control Pixel Correction
(JAI Custom Control Pixel
- 43 -
Correction).
Main Functions