| 摘要 |
The invention provides an adjustment jig provided with a pattern for adjusting the direction of a reading line of a scanner which reads a target image line by line, which comprises a holder section for holding the scanner, a first pattern provided adjacent to a target reading line to be read by the scanner when the reading line direction of the scanner held is correctly adjusted, and a second pattern provided adjacent to the target reading line on the side opposite to the first pattern with the target reading line positioned therebetween, the second pattern being different from the first pattern in the brightness of at least one of hues which can be read by the scanner or in the width thereof in the reading line direction.
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