Apparatus for measuring refractive power of eye

Details Apparatus for measuring refractive power of eye Apparatus for measuring refractive power of eye

1989-06-26

1991-04-30

Dzierzynski, Paul M.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351208, A61B 310

Patent

active

050112767

ABSTRACT:
An apparatus for measuring the refractive power of eye having an optical measuring device provided with a measuring optical system and a main body for calculating the refractive power of eye based on data transmitted thereto from the optical measuring device. The optical measuring device is separate from the main body so as to be hand-movable. An examiner adjusts the position of the optical measuring device with respect to the patient's eye irrespective of the patient's posture.

REFERENCES:
patent: 4253743 (1981-03-01), Matsumura
patent: 4692003 (1987-09-01), Adachi et al.

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