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:
Jan. 02, 2018
Filed:
Jan. 29, 2016
Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;
Yuko Kizu, Kanagawa, JP;
Yukio Kizaki, Kanagawa, JP;
Honam Kwon, Kanagawa, JP;
Machiko Ito, Kanagawa, JP;
Risako Ueno, Tokyo, JP;
Mitsuyoshi Kobayashi, Tokyo, JP;
Koichi Ishii, Kanagawa, JP;
Satoshi Takayama, Kanagawa, JP;
Tsutomu Nakanishi, Kanagawa, JP;
Takashi Sasaki, Kanagawa, JP;
Ryosuke Nonaka, Kanagawa, JP;
Tomoya Tsuruyama, Kanagawa, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Abstract
An optical device includes a light-shielding layer and a microlens array. The light-shielding layer includes a plurality of openings. The microlens array is divided into a plurality of microlenses corresponding to the respective plurality of openings. A refractive index of the microlens array is variable so that light is incident on the microlenses is focused on the respective plurality of openings. A portion where light is focused includes a central position of the corresponding opening.