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:
Dec. 26, 2017
Filed:
May. 29, 2015
Applicant:
Nidek Co., Ltd., Aichi, JP;
Inventors:
Yuichiro Kanazawa, Aichi, JP;
Noriji Kawai, Aichi, JP;
Ryoji Suzuki, Aichi, JP;
Toshihiro Kobayashi, Aichi, JP;
Yukito Hirayama, Aichi, JP;
Kazunori Shibata, Aichi, JP;
Assignee:
NIDEK CO., LTD., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/02 (2006.01); A61B 3/14 (2006.01); A61B 3/10 (2006.01); G02B 27/14 (2006.01); A61B 3/032 (2006.01);
U.S. Cl.
CPC ...
A61B 3/032 (2013.01);
Abstract
A target presenting apparatus includes: a display for emitting a target light flux; a concave mirror for receiving the target light flux in such a manner as to displace the target light flux from an optical axis thereof; a housing for accommodating the concave mirror and the display therein; and an optical member, placed in the housing, for guiding the target light flux from the inside to the outside of the housing to present a target to an examinee.