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OCR Type A230
Priority
For position adjustment using gray scale edge checkers, the checkers can be
prioritized. Either horizontal or vertical direction checkers can be given priority. Whether
or not to apply adjustment using a second checker can be determined according to the
result of the prioritized checker.
Checker setting
Vertical
Horizontal
position
position
adjuster
adjuster
Vertical
Horizontal
position
position
adjuster
adjuster
Direction of
misalignment
Prioritization can be used to prioritize the horizontal checker prevent the vertical
checker giving a detection error.
6.2 The Various Modes for Position/Rotation Adjustment Checkers
Priority not specified
Error
Direction of
misalignment
Error
Position and Rotation Adjustment
Priority specified
Priority given to vertical adjustment
Priority given to horizontal adjustment
6 − 9
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