Honeywell XENON 1902 - Manual (Page 212)

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H - Histogram Stretch
Increases the contrast of the transmitted image. Not available with some
image formats.
0H No stretch (default)
1H Histogram stretch
I - Invert Image
Invert image is used to rotate the image around the X or Y axis.
1ix Invert around the X axis (flips picture upside down)
1iy Invert around the Y axis (flips picture left to right)
Example of Histogram Stretch at 0H: Example of Histogram Stretch at 1H:
Example of image
with Invert Image set to
1ix: Example of image not
inverted: Example of image
with Invert Image set
to 1iy: