A 28-135/4
General Description
| Product Information | |
|---|---|
| Exact Name | smc PENTAX-A ZOOM 1:4 28~135mm |
| Color | black |
| Year of Introduction | 1984 |
| Catalog Number | 27087 |
| Sold with Hood | — |
| Sold with Case | — |
Technical Specifications
| Optics | |
|---|---|
| Optical Formula | 17 elements in 15 groups |
| Aperture Range | f/4 ~ f/22 |
| Number of Aperture Blades | 6 |
| Minimum Focusing Distance | 1.7 m |
| Maximum Magnification | 0.33 X |
| Mechanics | |
| Filter Diameter | 77 mm |
| Maximum Diameter | 80 mm |
| Length | 112 mm |
| Weight | 820 g |
| Special Features | rotating front element |
| Accessories | |
| Cap | plastic clip-on cap, 77 mm |
| Fitting Hood(s) | clip-on hood: RH-A80 |
| Fitting Case(s) | hard case: HE-169 |
