The Schneider Kreuznach Retina Longar Xenon C f/4 80mm Lens is a high-quality standard lens designed for manual focus cameras. Made by Schneider-Kreuznach, a renowned German brand, this lens features a maximum aperture of f/4 and a focal length of 80mm, making it ideal for a wide range of photography applications. It comes in a durable Kodak case for easy storage and protection. The Retina series lenses are known for their sharp image quality and excellent optical performance, making this lens a reliable choice for photographers looking to capture stunning images with precision and clarity.