Reference Position (Edge Positions)

When the measurement region is set, this position is automatically set at the same time as the reference position.This item can be used to change the reference position to any desired position.

Note

Reference position usage method: Measuring the distance from a specific position

Positional deviation can be inspected by calculating the difference between the reference position and the measured position with an expression.
After changing the reference position to any desired position, changing the measurement region will automatically change it back to the default position.

In the "Item tab" area, tap [Ref. position].
In the "Image display" area, the current reference position will be displayed as the crosshair cursor.
Tap the position to be set as the reference position.
If necessary, finely adjust with numeric input and the arrow buttons.
To remeasure on the displayed image and set the reference position, tap [Measure ref.].