This MBC/MBS-1 is made by Lomo (USSR) in Leningrad. Looks a lot like the Zeiss SXX, of which it is a clone. A handy indestructible stereo microscope with excellent optics and many possibilities, in very good used condition. Two oblique tubes with oculars 12.5 X, adjustable pupil distance, rubber eye shells. Enlargement adjustable by ingenious Galileo paternoster system (Zeiss), a drum with lens pairs with enlargement factors 0.6 x - 1 x - 2 x - 4 x and 7 x, so together with the main objective (1 x) and the oculars by the double knob a total enlargement of 7.5 x to 87.5 x can be reached.
Focussing also with a double knob. Parts for this microscope are widely avaiable on the internet. The item "VTG Soviet Era LOMO Binocular Stereo Microscope USSR MBC/MBS-1 N747939 Cold War" is in sale since Wednesday, February 13, 2019.This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\Microscopes". The seller is "gone_4_good" and is located in Gainesville, Florida. This item can be shipped worldwide.