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11.1 Using the flat field correction image
To set the flat field correction image in TVX, issue the command "setint
correction_image". By default the file is assumed to be in '~/p2_det/correct/'.
By explicitly stating the path and image you can specify an image in a different
directory. Issuing the command "setint" without any argument will list the
currently used correction image, if any.
The flat field correction image is usually not automatically applied to
the images that you take. To apply the correction to an image issue the
command "move new_image=image!imi" . Where "new_image" is the new
image that will be created and "image" is the image that is to be corrected.
Command Description
LdFlatField
imagename
The camserver command “LdFlatField” will cause
camserver to apply a specified flat field correction to
every image taken. The file specified (the same as in the
abover paragraph) is a floating-point TIFF file with mean
value near 1.0.