HD D-FA 645 90mm F2.8 ED AW SR - Specifications
| Product data | |
|---|---|
| Article Number | 22210 |
| Release date | Sep 11, 2012 |
| Technical Specifications | |
| Focal Length | 90mm |
| Equivalent to 35mm format | Equ. to 71mm in 35mm format |
| Maximum aperture | F2.8 |
| Minimum aperture | F22 |
| Number of Diaphragm Blades | 9 |
| Angle of View | 34° (with PENTAX D-SLR camera body) |
| Construction | 11 elements in 9 groups |
| Smallest object distance | 0.413m |
| Magnification | 0.5x |
| Filter size | 67mm |
| Weight | 1040g |
| Dimensions (Length x Diameter) | 111.6mm x 90.5 |
