The lens in question is a highly regarded piece of photographic equipment from Nikon. It is a manual focus telephoto prime lens with a focal length of 180mm and a maximum aperture of f/2.8. The designation “AIS” indicates that it belongs to Nikon’s Advanced Integrated System line, which allows for compatibility with a wide range of Nikon cameras, including those that require manual aperture control. This lens is favored for its sharpness, fast aperture, and robust build quality.
This optical device is known for its ability to produce images with shallow depth of field, making it suitable for portraiture and isolating subjects from their backgrounds. The large maximum aperture allows for shooting in low-light conditions. Its historical significance lies in its enduring quality and popularity among photographers who appreciate manual control and the unique rendering characteristics of older lenses. It remains a viable option for both film and digital photography with compatible camera systems.