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:
Jun. 23, 2015
Filed:
Jan. 06, 2014
Panasonic Corporation, Osaka, JP;
Ryo Kawamura, Osaka, JP;
PANASONIC CORPORATION, Osaka, JP;
Abstract
A visual function testing device includes: a visual target image presentation unit that presents a visual target image; a visual target image rendering unit that renders the visual target image to be presented on the visual target image presentation unit; a visual function test item selection unit that selects a visual function test item; a visual target image generation unit that generates a visual target image corresponding to the test item selected by the visual function test item selection unit; a viewpoint distance input unit that inputs a distance between the visual target image presentation unit and a viewpoint of an observer; and a visual angle input unit that inputs an angle to be made by the visual target image and the viewpoint of the observer. Based on the viewpoint distance and the visual angle, a display size and display position of a visual target image are calculated.