The Olympus Zuiko Auto-W 28mm f/3.5 is a lens from Olympus. It was built in Japan. It can be used with the normal SLR cameras of the OM system. With an adapter it can also be used on DSLRs, e.g. from Canon.
The focal length of the lens is 28 mm. Therefore, it is part of the wide-angle lens group. The maximum large aperture of the fixed focal length is specified as f/3.5. The smallest aperture is f/16.
The focus on this compact specimen must be set manually. The minimum distance to the subject must be 30 cm.
The design of the Olympus Zuiko Auto-W 28mm f/3.5 consists of 7 elements in 7 groups. A filter can be attached to the 49mm screw thread. The weight specification for the lens is 180 grams.
Technical datasheet
| Attribute | Specification |
|---|---|
| Biggest aperture | f/3.5 |
| Smallest aperture | f/16 |
| Minimum focus distance | 30 cm |
| Number of elements | 7 |
| Number of groups | 7 |
| Filter thread | 49 mm |
| Weight | 180 g |
| Country of production | Japan |