To whom inventions may concern
21st. Century Evolution Of Indirect Ophthalmoscopy
The Fixed Binocular Visualization Unit with the Erecting Optical System
The new simple device
Patented
The present invention relates to modification, simplification and evolution of the visualization systems for the binocular stereoptic vision during indirect ophthalmoscopy supplied with an erecting optical system to examine 
A Real Erect Image during indirect ophthalmoscopy.
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