An Unusual or unique Form Of German Microscope, Early 20th Century

Description

A very unusual, certainly unique for special purpose, form of a German microscope, early 20th century.
The microscope is not signed but only the German eyepiece from this period can be used with this microscope. The microscope comes with a Seibert eyepiece and a Stiassnie\’s objective numbered 4.
The main tube is of large size certainly for photomicrography or projection.
The base and the large plate for putting the mirror seems to be of particular design.
An unrecorded instrument.
Size : 35cm height and the base 22cm lenght.