K 55/1.8
General Description
| Product Information | |
|---|---|
| Exact Name | SMC PENTAX 1:1.8/55 |
| Color | black |
| Year of Introduction | 1975 |
| Catalog Number | 20747 |
| Sold with Hood | — |
| Sold with Case | dedicated hard case: exact name unknown |
Technical Specifications
| Optics | |
|---|---|
| Optical Formula | 6 elements in 5 groups |
| Aperture Range | f/1.8 ~ f/22 |
| Number of Aperture Blades | 6 |
| Minimum Focusing Distance | 0.45 m |
| Maximum Magnification | unknown |
| Mechanics | |
| Filter Diameter | 52 mm |
| Maximum Diameter | 63 mm |
| Length | 39 mm |
| Weight | 221 g |
| Accessories | |
| Cap | plastic clip-on cap, 52 mm |
| Fitting Hood(s) | clip-on hood: PH-R52 clip-on hood: PH-S52 |
| Fitting Case(s) | dedicated hard case: exact name unknown |
