PLEASE NOTE THAT THE CAP ON THE BOTTOM OF THE LENS IS MISFING. Crafted for those with an appreciation for manual precision, the Super Paragon F8 500mm Mirror Camera Lens is a vintage treasure compatible with Contax Yashica C/Y mount systems. This high-quality, manual focus lens promises sharp, clear images with its robust f/8 maximum aperture, making it ideal for a variety of lighting conditions. The lens boasts a 500mm focal length, perfect for capturing distant subjects with exquisite detail. With its classic C mount, it seamlessly integrates with compatible cameras, offering photographers a touch of nostalgia along with exceptional optical performance.