Apparatus and method for determining contact lenses

Details Apparatus and method for determining contact lenses Apparatus and method for determining contact lenses

1993-09-22

1995-05-09

Sikes, William L.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351205, 351247, A61B 310

Patent

active

054144787

ABSTRACT:
Apparatus and method for determining a prescription for contact lenses, comprising in cooperative combination a refractometer and a keratometer, both hooked up to a computer, comprising a program for processing the results obtained from said meters in any desired sequence, optionally supplemented with personal data and the results of a tono-meter and/or vertexmeter in optional sequence. The apparatus and method are also suitable for detecting any requirement for readjustment of the lenses after a period of time of use, comparing the new data with the data stored in the memory of the computer, and providing any readjustment required.

REFERENCES:
patent: 3290927 (1966-12-01), Gambs
patent: 4796989 (1989-01-01), Fukuma

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