Microscope for an operation

Details Microscope for an operation Microscope for an operation

1992-08-26

1993-09-28

Arnold, Bruce Y.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351205, 351206, A61B 310

Patent

active

052490041

ABSTRACT:
A microscope for an operation for measuring the refraction of an eye. The microscope has a measuring device for measuring the refraction of an eye to be tested and can achieve its miniaturization by sharing a part of the optical axes among the illuminating optical system, the projecting optical system, and the receiving optical system.

REFERENCES:
patent: 4917480 (1990-04-01), Kato et al.

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