公开(公告)号：US20230280608A1

公开(公告)日：2023-09-07

申请号：US18087866

申请日：2022-12-23

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Shuji MORITA ,  Masaya TAKAHASHI

IPC: G02F1/133 ,  H04N23/75 ,  G01N21/59

CPC classification number: G02F1/13318 ,  G01N21/59 ,  H04N23/75 ,  G01N2201/1211 ,  G02F2203/48

Abstract: An imaging apparatus of the present disclosure includes: a liquid crystal panel configured to adjust light transmittance; a light emitting element configured to apply detection light; a first light receiving element configured to receive first detection light transmitted through the liquid crystal panel in the detection light, and to output a first output value related to a light amount of the first detection light; a second light receiving element configured to receive second detection light not transmitted through the liquid crystal panel in the detection light, and to output a second output value related to a light amount of the second detection light; a transmittance calculator configured to calculate a liquid crystal transmittance of the liquid crystal panel based on the first output value and the second output value; and an imaging element configured to image imaging light transmitted through the liquid crystal panel.