Switchable illumination system for a surgical microscope

Details Switchable illumination system for a surgical microscope Switchable illumination system for a surgical microscope

1994-12-28

2000-01-04

Wells, Kenneth B.

Optical: systems and elements

Compound lens system

Microscope

359385, 351216, G02B 2100

Patent

active

060116471

ABSTRACT:
A switchable illumination system for a surgical microscope in eye surgery, which is provided with a light source, a collector lens system, a radiant field stop, optical deflecting elements, further lenses and a main objective. The radiant field stop is projected via the deflecting elements and the further lenses through the main objective onto the patient's eye to be viewed in the object plane. In the illumination beam there is provided a switching mechanism whereby the lamp filament of the light source is projected via the optical deflecting elements and the main objective onto the patient's eye to be viewed in the object planes.

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