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:
Feb. 29, 2000
Filed:
Dec. 24, 1997
Nidek Co., Ltd., , JP;
Abstract
An ophthalmic operating apparatus comprising an observation optical system for observing an anterior part of patient's eye, a laser beam irradiating optical system for irradiating a laser beam for treatment on the patient's eye, a moving device for moving the laser beam irradiating optical system relatively with respect to the patient's eye, an illumination optical system for projecting an illumination light from a pupil of the patient's eye so that the anterior part being illuminated by a reflected light at a fundus of the patient's eye from a rear side, and a photographic element for photographing a retro-illumination image of the anterior part illuminated by the illumination optical system.
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