| Attribute | Value |
|---|---|
| Lens Construction | 6 elements in 5 groups; Front surface has SP (Super Protect) coating |
| Diameter | 63 mm |
| Diagonal Angle of View | 31.50 degree |
| Diaphragm Blades Type | rounded |
| Aperture | 1.80 - 22.00 f |
| Filter Size | 52 mm |
| Magnification Ratio | 0.15 x |
| Closest Focus | 0.45 m |
| Focus Details | Quick-shift Focus System for instant switching from auto to manual focus |
| Length | 38.5 mm |
| Diaphragm Blades | 7 |
| APS Equivalent | 76.5mm |
| Focal Length | 50.00 mm |
| Image Circle | APS-C |
| Brand | Pentax |
| Name | Pentax 50mm ƒ/1.8 SMC DA |
| Weight | 122 g |
| Type | Tele Prime |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Zoom System | Add |
| Notes | Add |
| Front Element Rotation | Add |