The product is a rare vintage Carl Zeiss Luminar 63mm f4.5 lens made in West Germany. This lens has a maximum aperture of f4.5 and is compatible with Carl Zeiss cameras. It features a plastic exterior and a focal length of 63mm. The lens is part of the Zeiss Luminar series, known for its high quality and sharpness. This collectible lens is a valuable addition for photographers interested in vintage equipment and German craftsmanship.