Patent ID: 9075003
Filing Date: 2015-07-07
Classification: A61B,G01N

Abstract:
1. A lighting device for capturing a facial image of a subject by an image capturing unit in a plurality of different near-infrared regions of light, the lighting device comprising: a housing in which a substantially spherical space is formed by a spherical surface, the housing being configured to accommodate an entire face part of the subject; at least two light sources arranged at positions bilaterally symmetrical with respect to the subject on the spherical surface to emit the light to light the substantially spherical space in the housing; an image capturing unit configured to capture an image of the entire face part lighted by the light; a first filter installed in front of the light source to block ultraviolet rays and infrared rays from the emitted light; a second filter installed in front of the lens of the image capturing unit to adjust an amount of the light, and a third filter installed in front of the lens of the image capturing unit to perform band-pass filtering corresponding to the plurality of different near-infrared regions.