Olympus Zuiko Auto-Macro 50mm F3.5 Full Frame Macro Lens OM Mount, cosmetically this lens is in very good clean condition with just a few light rub marks on the edges of the black painted aperture ring, optically the lens does have internal fungus, looks like fine dust on the inner rear element, the manual focusing is smooth and the iris blades are clean and the apertures are opening and closing correctly. With front and rear lens caps.