The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 26, 2019
Filed:
Apr. 16, 2018
Olympus Corporation, Hachioji-shi, Tokyo, JP;
Takahiro Amanai, Hachioji, JP;
Kyoko Iijima, Hachioji, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
An image pickup apparatus includes an image forming optical system which includes an aperture stop and a plurality of lens components, and an image pickup section which is disposed on an image side of the image forming optical system, and has a light-receiving surface which is not flat and is curved to be concave toward the image forming optical system. The image forming optical system includes a first lens component having a negative refractive power, a second lens component having a positive refractive power, and a third lens component having a positive refractive power. A shape of the first lens component is a meniscus shape, and a shape of the third lens component is a biconvex shape, and the following conditional expressions (1) and (2) are satisfied:0.7<|PS×img|<1.5  (1), and0.7<|θout 90/θimg 90|<1.5  (2).