EYE EXAMINATION DEVICE

PROBLEM TO BE SOLVED: To provide an eye examination device capable of examining an eye for pure retinal sensitivity without being affected by the crystalline lens of the eye. SOLUTION: The eye examination device 1 is supplied with examination image data from a personal computer 2. The eye examinatio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ANDO TAKAHISA, SHIMIZU EIJI, YAMAGUCHI SHIGEJI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide an eye examination device capable of examining an eye for pure retinal sensitivity without being affected by the crystalline lens of the eye. SOLUTION: The eye examination device 1 is supplied with examination image data from a personal computer 2. The eye examination device 1 has a image projector 11 comprising a source of laser beams, a collimator lens, a liquid crystal display panel, a hologram light concentrating element and the like, with examination image displayed on the liquid crystal display panel. The hologram light concentrating element is disposed at a distance of f from the observer's pupillary center, where f is the focal distance or the light concentrating element. The examinee A observes an examination image through maxwellian view. COPYRIGHT: (C)2003,JPO