Surgical operation microscope

Details Surgical operation microscope Surgical operation microscope

1990-12-14

1992-08-04

Evans, F. L.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351211, A61B 310

Patent

active

051352990

ABSTRACT:
A surgical operation microscope has an observing optical system for observing an eye through an objective lens, and an illuminating optical system for illuminating the eye. The illuminating optical system includes a display element disposed in a position generally conjugate to an observing surface of the eye and adapted to display an image of information required for a surgical operation. The image of information on the display element is projected to the observing surface by an illuminating light source of the illuminating optical system.

REFERENCES:
patent: 4533220 (1985-08-01), Kurita et al.
patent: 4544243 (1985-10-01), Munnerlyn
patent: 4870964 (1989-10-01), Bailey, Jr. et al.

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