| Attribute | Value |
|---|---|
| Lens Construction | 15 elements in 9 groups, including 3 SLD (Super Low Dispersion) glass elements and 1 aspherical element |
| Diameter | 80 mm |
| Diagonal Angle of View | 47.00 degree |
| Aperture | 1.40 - 16.00 f |
| Notes | Dustproof, weather-resistant construction; Electromagnetic diaphragm |
| Filter Size | 72 mm |
| Magnification Ratio | 0.18 x |
| Closest Focus | 0.4 m |
| Focus Details | Ring-type SDM (Supersonic Direct-drive Motor) |
| Length | 106 mm |
| Diaphragm Blades | 9 |
| APS Equivalent | 75mm |
| Focal Length | 50.00 mm |
| Image Circle | 35mm |
| Brand | Pentax |
| Name | Pentax 50mm f/1.4 SDM AW HD D FA* |
| Weight | 910 g |
| Type | Standard Prime |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Zoom System | Add |
| Diaphragm Blades Type | Add |
| Front Element Rotation | Add |