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. 16, 2004
Filed:
Mar. 30, 2001
Tadashi Okamoto, Tokyo, JP;
Mitsuaki Wada, Tokyo, JP;
Takeyuki Kato, Tokyo, JP;
Masaki Ohno, Tokyo, JP;
Kabushiki Kaisha Topcon, Tokyo, JP;
Abstract
In order to observe a front eye portion of an eye (E) to be examined, when a frame is moved to within a first region to approach the eye E to be examined, a stereo angle converting portion as means for shifting an optical path and a color temperature converting element ( ) as optical converting means are removed from right and left optical axes (L and L ). On the other hand, in order to observe an eye fundus portion of the eye (E) to be examined, when the frame is moved to within a second region to leave the eye (E) to be examined, the stereo angle converting portion and the color temperature converting element ( ) are disposed on the right and left optical axes (L and L ).