Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent
1993-02-18
1994-11-08
Bertsch, Richard A.
Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
128645, 128646, 128652, A61B 310, A61B 316
Patent
active
053631552
ABSTRACT:
An accessory for use with an eye examination apparatus including an eyepiece, a control lever for controlling the position of the eyepiece, and a tonometer unit located rearwardly of the eyepiece and including a contact element which is adjustable for varying the pressure applied by the contact element against the subject's eye. The accessory includes a remote control unit attachable to the apparatus such that a control member in the remote control unit is in the vicinity of the control lever of the apparatus for controlling the position of its eyepiece, and a coupling between the control member and the tonometer unit such as to permit the operation of the control lever and the control member by one hand of the examiner while the examiner views the subject's eye via the eyepiece.
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"The new Zeiss Applanation Tonometer", Zeiss-Inform. 24, Sep. 1979, No. 88, p.29.
Nedivi Dror
Petel Joseph
Urinowski Ehud
Barish Benjamin J.
Bertsch Richard A.
Richman Howard R.
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