Osawa 80-205mm f/4.5 MC

The Osawa 80-205mm f/4.5 MC is a camera glass that can be used with different camera mounts. It allows for manual focus and has a good bokeh effect. The lens has multiple lens elements and a lens coating to improve image quality. It was manufactured in the past and may not be readily available. The aperture of the lens is f/4.5 and it has a sturdy build quality. The resolution of the lens is decent and can produce sharp images. Alternatives to this lens include other ultra telephoto zoom lenses with different specifications.