[Purpose]
Verify that the grid pattern was detected correctly.
If there are any wrongly detected circles (calibration points), delete them.
[Procedure]

PC
Press '5 Kalibrierungspunkte' in the navigation area.
In the image in the left side of the screen, the positions with the green '+' marks indicate the detected circle.

PC
If '+' marks appear in positions other than the circles, use the procedure below to delete those detection results.
- Confirm the '+' mark number that appears on a position other than circles.
- In the table in the setup items area, click the lines corresponding to the number.
- Press the 'Löschen' button below the table.
Additional
By clicking the "-Fehler-" column header in the table on the setup items screen twice, calibration points can be sorted in descending order of "-Fehler-" value. It makes easy to find wrongly detected calibration points.