System Operation
RTR-4 Operator’s Manual
4-12
SAIC Proprietary
120300 Rev. D
Measuring Distance in an Image
Description
Follow this procedure to measure the distance between two points
in an image, either in centimeters or inches, depending upon the
Preferences setting.
Prerequisites
Verify the following prerequisites are completed before beginning
this procedure:
• The RTR-4 imaging software has been properly configured and
is loaded and running.
• An image is displayed in the
Original
buffer.
Procedure RTR0012
Measure distance as follows:
NOTE
Once selected, the
Grid Overlay
remains in place
until cleared. Complete step 3 to clear the
Grid
Overlay
.
3
Select
Grid Overlay
from the
Display
menu. The
grid disappears.
STEP
ACTION
STEP
ACTION
1
Select
Distance Measurement
from the
Display
pull-down menu or press
Ctrl+d
on the keyboard.
The cursor symbol changes to crosshair.
2
Move the crosshair cursor to the initial measuring
point and click.
3
Move the crosshair cursor to the final measuring
point and click. A dialog box appears with the
distance indicated in centimeters or inches
depending upon
Preferences
setting.
4
Click on the
OK
button to close the dialog box.
Содержание RTR-4
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