abstract |
A restoration filter generation device that generates a restoration filter to perform restoration processing on luminance system image data that is image data related to luminance, which is generated based on image data of respective colors of multiple colors obtained by an imaging device having an optical system, includes an information acquisition device acquiring transfer function information corresponding to point image distribution in the optical system, for each color of the multiple colors, and a restoration filter generation device generating the restoration filter based on the transfer function information acquired by the information acquisition device and generating the restoration filter that performs phase correction of the luminance system image data according to the transfer function information on a single color of the multiple colors. |