| Lens Specifications | |
|---|---|
| Name | Pentax SMC P-FA 28-90mm f/3.5-5.6 |
| Image Circle | 35mm |
| Type | Standard Zoom |
| Focal Length | 28 - 90mm |
| APS Equivalent | 42 - 135mm |
| Max Aperture | f/3.5 - 5.6 |
| Min Aperture | f/22 - 38 |
| Diaphragm Blades | ? |
| Lens Construction | 8 elements in 10 groups |
| Diagonal Angle of View(Based on image circle) | 75 to 27 degrees |
| Focus Details | |
| Front Element Rotation | ? |
| Zoom System | Rotary |
| Closest Focus | 39.6cm / 1.3 ft. |
| Magnification Ratio | 0.28x / 1:3.6 |
| Filter Size | 58mm |
| Dimensions(Length x Diameter) | 69mm x 66mm / 2.7 in. x 2.6 in. |
| Weight | 196g / 6.9 oz |
| Notes | |
| Typical Online Price | US$129.00 |
