| 摘要 |
PROBLEM TO BE SOLVED: To enable a user to easily store a backing.SOLUTION: A colorimetric device includes: a read part having a sensor for colorimetry of a sheet; and a support part facing the read part. The support part allows removable installation of a backing. The backing has a white part and a black part. According to an installation condition of the backing to the support part, one of the white part and the black part faces the sensor. |
