This MBC/MBS-1o (N9303052) of Lomo, Leningrad, USSR, its technique is based on the SMXX from Leitz, of which it is a clone. Excellent comprehensive optics and many features, -two oblique tubes (one with adjustable dioptres) with eyepieces 2X 14X (15 mm), 2X 6X (10 mm) and 3X 8X (12.5 mm), one of the 8X is a measuring eyepiece adjustable with measuring plate (included), with two eyecups and caps; -magnification adjustable by an ingenious Galileo paternoster-system (Leitz), a roll with lens pairs 0.6 X - 1 X - 2 X - 4 X and 7 X, that - along with the main lens (1 x) and the eyepieces results in a total magnification of 3.6 X to 98 X in 5 steps. Focusing through double rotary knobs and the column; - there is a modern (cree-leds) infinitely adjustable ring light for incident light. An original adjustable Halogen lighting with transformer (8v-2.5A) is there for transmitted (also incident) light. This unit has a mirror and a opaque side. There is a transparent and a black/white base, two armrests and a spare string; The micrographs of the stereo preparations (included) are made with the ring light and a USB eyepiece (not included). Please study the last picture for further description.