You don't find these often, these Russian student microscopes Mbu-4 No. 8100510 type 8284-78, manufactured USSR (CCCP). Striking is the absence of an lens turret. Achromatic lenses 8X and 20X have to be changed manually. With eyepieces 7X, 10X and 15X, magnifications of 56X - 300X can be achieved. Stable tripod, straight tube (160 mm) up to 90° and is equipped with excellent double coarse and fine focus knobs Round table, preparation clamps and a feature for placing three separate apertures. If you wish, a universal cross mechanism can be placed on it. Lighting consists of a hollow and flat mirror and a universal led light (batteries included) For transport, it has an ingenious steel box with key and storage room in the foot, which also enables field use. The microscope is in good condition, there is hardly any wear, the bell jar has some oxidation spots. The optics are clean, no scratches, the mechanical functions work smoothly and without play. The micro pictures were made with this microscope and the led light, with a USB eyepiece (not included). The microscope will be shipped well packed.