Olympus DP21 Instructions Manual page 46

Distance between 2 Circle Centers
This function draws two circles (each based on the three points specified by the user) and measures the distance
between their centers.
Measurement target
A circle is drawn based
on the 3 specified
points.
The line connecting the centers
of the two circles is drawn and
its length is displayed.
3 Points Angle
This function draws two lines based on the three points specified by the user and measures the angle formed by them.
Measurement target
The interior angle
at the intersection
of two lines is
displayed.
Exterior angle measurement
42
1. When
Another circle is drawn 2. Press the SHIFT button on each of the points you want to specify (or left-click the
based on the 3 additionally
specified points.
3. To end measurement, press the SET/OK button or MENU button (if you are
1. When
2. Press the SHIFT button on each of the points you want to specify (or left-click the
3. To end measurement, press the SET/OK button or MENU button (if you are
The exterior angle at
the intersection is
displayed.
is selected, pointer "
using the cursor buttons
mouse if this is in use). To measure another couple of circles, press the SHIFT
button at each of the points to be specified newly.
using the mouse, right-click it or left-click it on [END (MENU)] at the top right of
the screen).
is selected, pointer "
using the cursor buttons
mouse if this is in use). To measure another angle, press the SHIFT button at
each of the points to be specified newly.
using the mouse, right-click it or left-click it on [END (MENU)] at the top right of
the screen).
* Interior and exterior angles
The angle of the arch formed by tracing from the first line to the second
line in the counterclockwise direction is displayed.
" is displayed. The pointer can be moved
or the mouse.
" is displayed. The pointer can be moved
or the mouse.