Aberrometer (or the like) having an astigmatic target
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United States of America Patent
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Jul 21, 2020
Grant Date -
Nov 5, 2015
app pub date -
Dec 23, 2013
filing date -
Jan 9, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A method and a device for stimulating accommodation of at least one eye of a test person. There is a reliable possibility for determining a set of ophthalmological data relating to at least one eye of the test person and particularly for measuring refractive error of the test person and for determining a corresponding optical correction. The device for determining a set of ophthalmological data relating to at least one eye of a test person, in particular a device for objectively determining refraction comprises: an accommodation stimulating device which is designed to project a virtual target having a spherical effect and having an adjustable cylindrical effect into the at least one eye of the test person; and a measuring device for determining ophthalmological data relating to the at least one eye of the test person.
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