Olympus U-PMTVC photo adapter for SZH stereomicroscope for C-mount camera
It is suitable for Olympus SZH zoom stero microscope or similar microscopes. The lower end fits onto the 37.5mm/32.5mm dovetail mount of the SZH-PT phototube. There is a lens inside. The upper part is 'zoomable' by using an Allen key.