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:
Jul. 04, 2017
Filed:
Feb. 26, 2016
Fujifilm Corporation, Tokyo, JP;
Japan Broadcasting Corporation, Tokyo, JP;
Ikegami Tsushinki Co., Ltd., Tokyo, JP;
Arihiro Saita, Saitama, JP;
Yuichi Sawahata, Saitama, JP;
Kenichiro Masaoka, Tokyo, JP;
Yukihiro Nishida, Tokyo, JP;
Osamu Ozawa, Tokyo, JP;
FUJIFILM Corporation, Tokyo, JP;
JAPAN BROADCASTING CORPORATION, Tokyo, JP;
IKEGAMI TSUSHINKI CO., LTD., Tokyo, JP;
Abstract
A color separation optical assembly () of an image capture device () includes, in order from a light incidence side, a first prism () which has a first dichroic film (D) and extracts blue light (LB) reflected by the first dichroic film, a second prism () which has a second dichroic film (D) and extracts red light (LR) transmitted through the first dichroic film and reflected by the second dichroic film, and a third prism () which extracts green light (LG) transmitted through the first and second dichroic films. The first dichroic film is a multiband dichroic film which reflects light of an infrared region from a long wavelength side of a red region.