Canon CXDI-1, Operation Manual

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7. Processing the Image (QA Mode Screen)
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3
Set the REX.
Touch or to select a setting from 1 to 16383 .
Or, touch the frame and enter the value from the ten key window.
The larger the number, the lighter the entire image. The smaller the number, the darker
the entire image.
BONE #2
The low density area can be seen almost the same as in BONE
#1. However, soft tissue in a high density area can be observed
more clearly.
CHEST #2
This is the version of the CHEST gray scale curve that
supports high contrast.
BONE #3
This is the version of the BONE #1 gray scale curve that
supports high contrast.
BONE #4
This is the version of the BONE #2 gray scale curve that
supports high contrast.
REX usage examples
To observe over time a patient whose image has been taken before, take the image
using the same exposure conditions, contrast, and gray scale curve as before.
You can also observe under the same conditions by setting the gray scale to REX
ADJUST. and setting the REX to the same value as before.
Table 7.4.2: Gray scale Curves and Their Characteristics
Name Features