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:
Apr. 15, 1980
Filed:
Feb. 14, 1978
Applicant:
Inventor:
Yukinori Karasawa, Yokohama, JP;
Assignee:
Tokyo Kogaku Kikai Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
354 62 ; 354160 ; 354190 ; 351-7 ;
Abstract
Apparatus for photographing sections of crystalline lenses which includes a slit illumination system for illuminating a patient's eye in a slit plane and a photographing system for taking a photographs of the illuminated section of the crystalline lens at an angle of 45.degree. with respect to the plane of slit illumination with a magnification power of one. The photographing system includes a lens which is movable in a direction perpendicular to the photographing optical axis for adjustment of focus.