Oculus Ophthalmoscope Manual 1933 -PDF COPY
Oculus Ophthalmoscope Manual is the manual for the German Oculus ophthalmoscope from 1933. The Oculus ophthalmoscope is an electric ophthalmoscope. It has a transformer for its power source. There is a lens disc with plus and minus lenses of 1, 2, 3, 4, 5, 6, 8, 10 diopters, plus an auxiliary disc of plus and minus 10 diopters.
There is a wheel on top of the handle. When it is rotated it has a slit beam, a wide aperture, a red free and a cobalt blue filter.
The manual is in German and is 8 pages long. It is in PDF format for downloading.