Patent ID: 8485663
Filing Date: 2013-07-16
Classification: A61B,A61F,G06K,G06T

Abstract:
1. An ophthalmic apparatus comprising: an infrared light source for irradiating an examinee's eye with infrared light; an imaging optical system for imaging an anterior segment image including a pupil of the examinee's eye; a computing part configured to detect an edge of the pupil by image processing from the anterior segment image irradiated with the infrared light obtained by the imaging optical system, and derive pupil information including a pupil diameter of the examinee's eye based on the detected result; a memory part configured to store per multifocal intraocular lens size information of zones in a plurality of different multifocal intraocular lenses that have a far vision zone and a near vision zone; and an output part for outputting the pupil information derived by the computing part and the size information stored in the memory part to be comparable.