The PENTAX-DA 15mm f/4 ED AL Limited AF Ultra Wide Angle Lens is a high-quality lens designed for Pentax cameras. With a maximum aperture of f/4, this lens offers excellent image quality and sharpness. It features both auto and manual focus options, making it versatile for photographers who prefer different methods of capturing their images. Made with durable exterior materials and weighing only 191g, this lens is both reliable and portable for on-the-go photography. Produced in Japan, this lens is a top choice for those looking to expand their creative capabilities with a wide-angle perspective.