Spiratone Mirror-Ultratel 500mm f/8

It has a fixed aperture of f/8, which means it can be used in bright light conditions. The lens is made up of a number of glass elements and has a special coating which helps to reduce glare and improve image quality. The lens is well-built and durable, and can produce sharp and clear images with good resolution. The lens has a unique bokeh, which is the way the out-of-focus areas of an image look. The lens creates a circular bokeh, which can be a desirable effect for some photographers. The lens is a good alternative to other expensive super telephoto lenses, as it is affordable and can produce good quality images. The lens is manual focus, which means that the photographer must adjust the focus themselves. This can be a challenge for some photographers, but it also allows for more control over the final image. The manufacturing time for the lens is not known, but it is likely that it was produced in the 1980s or earlier. Overall, the Spiratone Mirror-Ultratel 500mm f/8 lens is a good option for photographers looking for an affordable super telephoto lens with good image quality.