HD PENTAX-DA 645 28-45mm F4.5 ED AW SR - Specifications
| Product data | |
|---|---|
| Article Number | 26390 |
| Release date | Nov 30, -1 |
| Technical Specifications | |
| Focal Length | 28-45mm |
| Equivalent to 35mm format | 22-35.5mm (with 645D/645Z body) |
| Maximum aperture | F4.5 |
| Number of Diaphragm Blades | 9 |
| Angle of View | 89-63° (wiith 645D/645Z body) |
| Construction | 17 elements in 12 groups |
| Smallest object distance | 0.4m (1.32ft) |
| Magnification | 0.21x |
| Filter size | 82mm |
| Mount | 645AF2 |
| Weight | Approx.1470g /51.9 oz (with hood Approx.1530g) |
| Dimensions (Length x Diameter) | 151.5mm x Approx.99mm (6.0 inch x 3.9 inch) |
| Special Features | Fully Automatic Rounded aperture (28mm:F4.5-6.3, 45mm:F4.5-8) Inside lens shake reduction |
