COLOR MATCHING FILTER FOR COLOR MEASUREMENT APPARATUS

摘要

A color matching filter for a color measuring apparatus is provided to be manufactured below a predetermined thickness by using a small number of commercialized color filters in comparison with a conventional color matching filter. A color matching filter for a color measuring apparatus includes a first color filter, a second color filter, a third color filter, a fourth color filter, and a fifth color filter. The first color filter is 2.67mm thick, the second color filter is 1.7mm thick, the third color filter is 4.7mm thick, the fourth color filter is 0.56mm thick, and the fifth color filter is 2.9mm thick. And, the color matching filter has a spectroscopic mismatching value below 3%.