The (2) YASHIKOR AUX. Telephoto & Wide Angle 1:4 Lenses Y208 made in Japan are high-quality lenses known for their sharpness and versatility. The maximum aperture of f/1.4 allows for excellent low-light performance and beautiful bokeh. With a manual focus type and screw mount, these lenses are easy to use and suitable for a wide range of photography styles. The Yashikor brand is known for its reliability and durability, making these lenses a great addition to any photographer's collection.