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:
Mar. 26, 2013
Filed:
Dec. 29, 2010
Shigeru Oouchida, Tokyo, JP;
Shigeru Oouchida, Tokyo, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A ranging device including: a lens array member which has first and second ranging lenses, optical axes of the pair of ranging lenses being parallel to each other, and first and second optical images of a subject being formed by the first and the second ranging lenses respectively; a mirror array member which has first and second reflecting members, each of the pair of reflecting members being provided with a reflecting plane; a medium mirror member which has first and second reflecting planes, the medium mirror member being arranged between the pair of reflecting members; an imaging element which is configured to convert the first and the second optical images to electronic signals; and an electronic circuit which is configured to calculate a distance to the subject based on the electronic signals output from the imaging element.