Pentax-A 28-80/3.5-4.5
General Description
| Product Information | ||
|---|---|---|
| Exact Name | PENTAX-A ZOOM 1:3.5~4.5 28~80mm | |
| Color | black | |
| Year of Introduction | 1989 | |
| Sales Variations | ||
| Catalog Number | 27057 | 27527 |
| Sold with Hood | — | — |
| Sold with Case | — | — |
Technical Specifications
| Optics | |
|---|---|
| Optical Formula | 8 elements in 8 groups |
| Aperture Range | f/3.5 (4.5) ~ f/22 (32) |
| Number of Aperture Blades | 8 |
| Minimum Focusing Distance | 1.0 m |
| Maximum Magnification | unknown |
| Mechanics | |
| Filter Diameter | 58 mm |
| Maximum Diameter | 69 mm |
| Length | 82 mm |
| Weight | 456 g |
| Special Features | rotating front element |
| Accessories | |
| Cap | unknown |
| Fitting Hood(s) | unknown |
| Fitting Case(s) | unknown |