Ophthalmologic apparatus, and ophthalmologic control method and program

Patent metadata

Field	Value
Publication number	US-8944599-B2
Application number	US-201314055737-A
Country	US
Kind code	B2
Filing date	Oct 16, 2013
Priority date	Oct 18, 2012
Publication date	Feb 3, 2015
Grant date	Feb 3, 2015

Abstract

An ophthalmologic apparatus, when an output result of an imaging unit provided in an optical path of an imaging optical system satisfies a predetermined condition, stops controlling a driving unit in at least one direction based on a positional relationship of an image of the light flux, which has been reflected by a cornea of the subject's eye and regulated by a light flux regulation unit provided in the optical path of the imaging optical system, and maintains the control of the driving unit in the other directions.

First claim

What is claimed is:

1. An ophthalmologic apparatus comprising:
an acquisition unit configured to acquire information specific to a subject's eye;
a driving unit configured to drive the acquisition unit for alignment with the subject's eye;
a projection unit configured to project a light flux for alignment onto a cornea of the subject's eye;
an anterior eye illumination unit configured to illuminate an anterior eye portion of the subject's eye;
an imaging unit configured to…

Assignees

• Canon Kk

Inventors

• Ohta Koichi
• Okumura Toshiaki

Classifications

• A61B3/152 Primary

  Human Necessities · mapped topic

• A61B3/14

  Human Necessities · mapped topic

• A61B3/0091

  Human Necessities · mapped topic

• A61B3/13

  Human Necessities · mapped topic