Instruction manual

Description of the data path
The effect of the additional blemish correction can be demonstrated with the next screenshot.
ot only is the spread now smaller, there are also no pixels above a considerably lower grey level
Figure 44: Histogram with blemish correction
 For maximum efficiency, perform a new DSNU correction every time the shutter, gain or
offset settings are changed. Generate the image by closing the lens to eliminate image
information.
 DSNU correction feature is not available for the MF-131C. The FPN correction in former
releases of the MF-131 worked different and is replaced by the DSNU correction.
 The use of DSNU correction should be accompanied with shading correction for both low level
as well as high level c
N
(
U at. app. 96 in this case).
orrected pixels.
 DSNU and blemish correction are volatile.
MARLIN Technical Manua
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