Patent ID: 11936963
Assignee: NEC CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. An imaging device comprising:
a visible light camera that captures an image of a face of a person to be authenticated;
a plurality of infrared light cameras that are aligned at different heights in a vertical direction on a housing along with the visible light camera, and configured to capture an image of eyes of the person to be authenticated, the image including an iris image;
an optical filter provided on the housing so as to cover a light receiving surface of each of the plurality of infrared light cameras and not to cover a light receiving surface of the visible light camera, the optical filter having a pass band in an infrared region and a blocking band in a visible region;
a processor; and
a memory storing instructions executable by the processor to:
select, from the plurality of infrared light cameras, an infrared light camera for capturing the image of the eyes of the person to be authenticated;
determine a region of interest to be included in the image of the eyes to be captured by the selected infrared light camera based on a distance between both of the eyes and based on an predetermined eye size; and
control a capturing process of the selected infrared light camera such that an iris of the person is included in the region of interest of the image of the eyes captured by the selected infrared light camera.