| 摘要 |
PROBLEM TO BE SOLVED: To enable prevention of a wrong reading even when using a plurality of hues including two hues and a mixed color of these two hues as a configuration color of an optical type recognition code.SOLUTION: An optical type recognition code reading device comprises: an image data acquisition unit 101 that acquires image data including an optical type recognition code and composed of a plurality of pixels; a mixed color determination unit 102 that changes a hue owned by the first pixel to first or second hue from a third hue, when all hues owned by one second pixel or more located at a predetermined distance with respect to a first pixel having the third hue out of the plurality of pixels consisting of the optical type recognition code included in the acquired image data are different from the third hue; and a reading processing unit 105 that reads the optical type recognition code included in the image data after the hue is changed. |
