Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 2, 2007
Patent Application Number
11284849
Date Filed
November 23, 2005
Patent Primary Examiner
Patent abstract
A subjective optometric apparatus comprises: right-eye and left-eye examination units, each including a test window and optical elements that are manually selectively disposed in the test window; an indicator provided in each examination unit, the indicator being arranged to indicate information on the optical element disposed in the test window and generate fluorescence by ultraviolet light; and an illumination unit which includes a light source and illuminates the indicator with the ultraviolet light.
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