Chinon 55mm f/1.7 MCM Auto
The Chinon 55mm f/1.7 MCM Auto is a camera glass that is manually focused and has a wide aperture of f/1.7. This allows for a shallow depth of field, resulting in a blurry background and a sharp subject. The lens has six aperture blades, which is a common number, and provides a circular bokeh. The lens is compact, measuring 43mm in length, making it easy to carry around. It has a filter diameter of 52mm, which is a standard size and provides various filter options. The lens is manufactured with multiple lens elements and a lens coating, which helps to reduce glare and improve image quality. The lens is well-built and has good resolution, providing sharp and clear images. There are alternative lenses available, but this lens is a good choice for those who prefer manual focus and want a lens with a wide aperture.