The Cosinon 28mm f/2.8 Auto Wide is a lens from the manufacturer Cosina. The factory where the lens was built was in Japan.
The fixed focal length comes with a focal length of 28mm. The Cosinon 28mm f/2.8 Auto Wide can be classified in the group of wide angle lenses. The largest aperture of the lens is f/2.8. f/22 is the smallest aperture available.
Focusing must be done manually with the lens. The closest focusing distance is 50 cm.
The lens is suitable for cameras with M42 thread. With a suitable adapter it can also be used on digital cameras.
A filter with 52 mm thread, e.g. a color filter, can be screwed in front of the lens.
Technical datasheet
| Attribute | Specification |
|---|---|
| Biggest aperture | f/2.8 |
| Smallest aperture | f/22 |
| Minimum focus distance | 50 cm |
| Number of aperture blades | 6 |
| Filter thread | 52 mm |
| Country of production | Japan |