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眼科測定装置
专利权人:
株式会社ニデック
发明人:
羽根渕 昌明
申请号:
JP2010223224
公开号:
JP5727188B2
申请日:
2010.09.30
申请国别(地区):
JP
年份:
2015
代理人:
摘要:
PROBLEM TO BE SOLVED: To accurately measure a refraction error of an eye into which a multifocal intraocular lens is inserted.SOLUTION: An ophthalmologic measuring apparatus includes: a measuring optical system which projects a measurement luminous flux toward the fundus of the subjects eye and which receives a reflected luminous flux therefrom as a secondary index image by an imaging element a focus detecting means for detecting a focus state of the index image a visibility correcting means for driving the measuring optical system so that each of the index images separated by the intraocular lens can be focused on the imaging element, on the basis of the result of detection from the focus detecting means, when the subjects eye is an eye into which the multifocal intraocular lens is inserted and a computing means for measuring each of the refraction error for far vision of the subjects eye and the refraction error for near vision thereof, on the basis of the index image acquired by the imaging element when visibility correction associated with one separated index is performed and the index image acquired by the imaging element when visibility correction associated with the other separated index images is performed.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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