Ophthalmic apparatus

Details Ophthalmic apparatus Ophthalmic apparatus

1997-06-02

1998-07-07

Dang, Hung X.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Support

351211, A61B 300

Patent

active

057773440

ABSTRACT:
An ophthalmic apparatus comprises an optical unit for changing-over and disposing optical elements having various kinds of optical characteristics to an inspection window, holding device for holding the optical unit, gyrating device for making the holding device gyrate between an evacuation position and an inspection position, vertical motive device for making the holding device move vertically, and locking device for preventing electromagnetically the holding device from working.

REFERENCES:
patent: 5444504 (1995-08-01), Kobayashi et al.

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