The aperture and focus move smoothly and accurate. The glass is clean and free of fungus and scratches. Usual signs of usage for a lens of this age. This lens has a Cameflex mount, but can be fitted to other cameras with the respective adapters. Also very desirable for re housing projects to adapt on cameras such as the Leica rangefinder cameras including the new Leica M10. Adapters are also available to fit this lens to the DSLR Leica SL. Camera and adapter visible in the images is not included in the sale.