The Cosina Cosinon-S 50mm f/2 is a lens from the Cosina brand. It was assembled in Asia, specifically Japan.
The focal length of the lens is 50 mm. It belongs to the group of normal lenses. The lens has a maximum aperture of f/2.0. The smallest available aperture is f/16.
Focus must be set manually on this model. The minimum focusing distance is 50 cm.
The lens features a Pentax K mount. With an adapter, the lens can also be used on modern digital cameras.
A 52 mm filter, e.g., an IR filter, can be screwed onto the front of the lens. According to the manual, the weight is 163 grams.
