发明名称 Apparatus for presentation of eye tests for testing near and distant vision
摘要 Apparatus for displaying eyesight tests for patients comprising a viewing station a test support having a plurality of eyesight tests selectively visible from the viewing station along first and second optical paths, the first optical path being for near vision and devoid of optical focusing means and the second optical path being for far vision and having optical focusing means. The optical paths have a common section running from a selected test support panel. Each of the optical paths comprises a mirror for bending the viewing axis toward the viewing station, the mirror for the first optical path being rockably mounted or semireflecting for providing access to the second optical path.
申请公布号 US4572629(A) 申请公布日期 1986.02.25
申请号 US19820441248 申请日期 1982.11.12
申请人 ESSILOR INTERNATIONAL CIE GENERALE D'OPTIQUE 发明人 TAGNON, LUC
分类号 A61B3/02;(IPC1-7):A61B3/02 主分类号 A61B3/02
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