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3.
Move the marker to the starting point by using the trackball, press Set to fix the marker and
the second
marker displays.
4.
Move the second marker along the target object by using the trackball.
5.
Press Set to confirm.
6.
Repeat step 2-5 to perform a second trace measurement. The system automatically calculates
the trace ratio,
and the measurement result displays in the result box.
8.4.1.5 Distance Ratio
It is used to measure the value of distance ratio between two lines.
Steps:
1.
Press the Caliper key to activate the measurement, and the measurement menu displays on the
top
left of the screen.
2.
Select [Ratio(D)] on the menu by moving the trackball and press Set to confirm. A
marker
displays on the image.
3.
Move the marker to the starting point by using the trackball, press Set to fix the marker and the
second marker displays.
You can also press Update on the control panel, move the trackball to adjust the starting point.
4.
Move the second marker to the end point by using the trackball and press Set. A line connects
these two points.
5.
Repeat step 3-5 to perform a second distance measurement. The system automatically calculates
the
distance ratio, and the measurement result displays in the result box.
8.4.1.6 Angle
It is used to measure the value of angle between two intersection planes.
Steps:
1.
Press the Caliper key to activate the measurement, and the measurement menu displays on the
top
left of the screen.
2.
Select [Angle] on the menu by moving the trackball and press Set to confirm. A marker displays
on the
image.
3.
Move the marker to the starting point by using the trackball, press Set to fix the marker and the
second marker displays.
You can also press Update on the control panel, move the trackball to adjust the starting point.
4.
Move the second marker to the end point by using the trackball and press Set. A line connects
these two points.
5.
Repeat step 3-5 to draw a second line to create an angle. The system automatically calculates the
angle,
and the measurement result displays in the result box.
8.4.2 M Mode Measurements
Distance, time, heart rate and slope measurements can be performed in the M mode. You can also
press [BC Caliper] to enter the general measurements in the 2D mode. For details, please refer to
Section 8.4.1 2D Mode Measurements.
8.4.2.1 Distance
It is used to measure the vertical distance between two points on the M mode image.
Steps:
1.
Press the M key on the control panel to enter the M mode.