Canon CR-1 MARK II - Manual (Page 65)

6. Main screen operations
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6.5.3 Measuring the line ratio
The line ratio can be measured by drawing a vertical line or straight line.
1 Display an enlarged screen from the CD ratio screen.
2 Insert a check mark in [Line Ratio], and select a vertical line or straight line.
3 Select [Disc] or [Cup].
4 Click the start point of the drawing on the screen.
5 Click at the location of the second point.
The drawing is completed when the second point is clicked.
A straight line is drawn connecting the start point and second point position.
6 If necessary, edit the line.
After the cup and disc drawing is complete, the line can be edited.
Place the pointer over the point. The editing can be performed while the color of the point changes.
7 When the drawing of Cup or Disc is completed, the C/D ratio is calculated and displayed.
The value is displayed in the Line under the Line Ratio.
Click [OK].
The Cup and Disc drawing colors and measurement values of the C/D ratio are saved, and the screen
is closed.
Note: Drawing information (points and lines) for the Area and Line ratio measurement will be lost
when the C/D Ratio screen is closed.
Canceling the point that was just selected
Press the Backspace key during drawing to cancel the point that was just selected.
Item Operation C/D ratio line
Vertical Line
Drag a point up or down to change the position
of the point.
Drag a point to the right or left to move the line
from side to side.
Ratio of Cup vertical line and
Disc vertical line
Straight Line
Drag a point to move the point freely in any
direction. Ratio of Cup straight line and
Disc straight line