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Device and method for determining at least one objective eye refraction parameter of a subject depending on a plurality of gaze directions
专利权人:
Fabien Divo;Gildas Marin;Guilhem Escalier;Konogan Baranton;Pedro Ourives;Martha Hernandez-Castaneda;Benjamin Rousseau
发明人:
Konogan Baranton,Fabien Divo,Guilhem Escalier,Martha Hernandez-Castaneda,Gildas Marin,Pedro Ourives,Benjamin Rousseau
申请号:
US14366954
公开号:
US09521951B2
申请日:
2012.12.20
申请国别(地区):
US
年份:
2016
代理人:
摘要:
Device and method for determining an objective eye refraction parameter of a subject depending on a plurality of gaze directions, the device includes elements for ophthalmologically measuring an objective eye refraction parameter of a subject, and elements of visual stimulation of variable proximity and intended to stimulate the visual accommodation of the subject for first and second proximity values. The device includes opto-mechanical alignment elements for carrying out a first optical alignment of the optical axis of measurement on an eye axis in a first measuring position corresponding to a first angle of lowered viewing associated with a first proximity value to take a first measurement of an objective eye refraction parameter of the subject, and a second alignment of the optical axis of measurement on the eye axis in another measuring position corresponding to another angle of lowered viewing associated with another proximity value to take a second measurement.
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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