CPC G06K 15/027 (2013.01) [B41J 2/2103 (2013.01); G01N 21/251 (2013.01); G03G 15/0105 (2013.01); G01N 2201/127 (2013.01)] | 8 Claims |
1. A colorimetric device comprising:
a white reference portion having:
a first irradiation area; and
a second irradiation area different from the first irradiation area;
a light emitter including:
a first light source configured to emit visible light to the first irradiation area; and
a second light source configured to emit ultraviolet light to the second irradiation area;
a sensor configured to detect the visible light reflected from the first irradiation area and the ultraviolet light reflected from the second irradiation area; and
circuitry configured to:
measure colorimetric information of an object; and
calibrate the colorimetric information of the object based on the visible light and the ultraviolet light detected by the sensor.
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