| 摘要 |
A solid-state imaging device including a color filter having a filter characteristic more approaching to a human visual sensitivity is provided. The color filter including a group of dielectric layers has high-refractive-index-material films and low-refractive-index-material films, the high-refractive-index-material film and the low-refractive-index-material film being n films and (n−1) films, respectively, which are laminated alternately, n being an integer equal to or larger than 4. The color filter includes at least a red-transmission filter, a green-transmission filter, and a blue-transmission filter. The group of dielectric layers is common in the color filter and includes two of the high-refractive-index-material films and one of the low-refractive-index-material films positioned between and in contact with the two of high-refractive-index-material films. In the red-transmission filter, a first one of low-refractive-index-material films and a second one of low-refractive-index-material films, which are not in the group of dielectric layers, have a thickness different from each other.
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