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:
Oct. 30, 2001
Filed:
Jul. 31, 1998
Yoshimi Kohayakawa, Utsunomiya, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
This specification discloses an eye examining apparatus having a projection optical system for projecting a light beam onto an eye to be examined, an eye examining optical system for receiving the light of the projection optical system reflected by the eye to be examined and examining the eye to be examined, a face detecting system for detecting the presence of an examinee's face, a driving system for driving the eye examining optical system, and a control system for starting the driving of the driving system on the basis of the result of the detection by the face detecting system, and capable of automatically effecting alignment even if the position of the eye to be examined deviates greatly.