A* 300/4
General Description
| Product Information | |
|---|---|
| Exact Name | smc PENTAX-A* 1:4 300mm |
| Color | black |
| Year of Introduction | 1984 |
| Catalog Number | 24390 |
| Sold with Hood | — |
| Sold with Case | hard case: HE-189 |
Technical Specifications
| Optics | |
|---|---|
| Optical Formula | 8 elements in 7 groups |
| Aperture Range | f/4 ~ f/32 |
| Number of Aperture Blades | 8 |
| Minimum Focusing Distance | 4.0 m |
| Maximum Magnification | unknown |
| Mechanics | |
| Filter Diameter | 77 mm |
| Maximum Diameter | 84 mm |
| Length | 132 mm |
| Weight | 850 g |
| Accessories | |
| Cap | plastic clip-on cap, 77 mm |
| Fitting Hood(s) | built-in hood |
| Fitting Case(s) | hard case: HE-189 |
