Ophthalmic apparatus

Details Ophthalmic apparatus Ophthalmic apparatus

1996-10-30

1998-06-16

Mai, Huy

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351 24, A61B 310

Patent

active

057679401

ABSTRACT:
An ophthalmic apparatus for obtaining a refractive corrected power based on a refractive power that an eye to be examined has, the apparatus comprises input device for inputting data of objective values obtained by measuring objectively the refractive power of the eye to be examined and information of adjustment factors for adjusting a corrected power, program storing device for storing a program in order to adjust the corrected power against the data of objective values based on the data inputted by the input device and for expecting a prescribed power, executing device for executing the program stored in the program storing device, prescribed power calculating device for calculating an expected-prescribed power in response to the program executed by the executing device, and displaying device for displaying the expected-prescribed power calculated by the prescribed power calculating device.

REFERENCES:
patent: 5270749 (1993-12-01), Okumura
patent: 5309186 (1994-05-01), Mizuno
patent: 5444504 (1995-08-01), Kobayashi et al.

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