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:
Apr. 05, 2022
Filed:
Jun. 02, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Keiichiro Ishihara, Ageo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A display apparatus includes: a guide element including a first part guiding light from the incident optical system in first direction and a second part guiding the light from the first part in second direction intersecting with the first direction; and an incident optical system. The first part has a first mirrors guiding the light to the second propagation part by reflection. The second part has a second mirror set causing the light to exit in third direction from the light element by reflection. The first part has a first reflection surface facing the first mirrors. The second part has a second reflection surface facing the second mirrors. The incident optical system causes the light coming from the display element to enter the first part obliquely with respect to the second and third directions. The first mirrors are disposed between the first reflection surface and the second part.