| Lens Specifications | |
|---|---|
| Name | Pentax SMC P-FA 100mm f/3.5 Macro |
| Image Circle | 35mm |
| Type | Telephoto Prime |
| Focal Length | 100mm |
| APS Equivalent | 150mm |
| Max Aperture | f/3.5 |
| Min Aperture | f/22 |
| Diaphragm Blades | ? |
| Lens Construction | 5 elements in 4 groups |
| Diagonal Angle of View(Based on image circle) | 24.5 degrees |
| Focus Details | |
| Front Element Rotation | No |
| Zoom System | n/a |
| Closest Focus | 42.9cm / 1.41 ft. |
| Magnification Ratio | 0.5x / 1:2 |
| Filter Size | 49mm |
| Dimensions(Length x Diameter) | 71mm x 67.5mm / 2.8 in. x 2.7 in. |
| Weight | 221g / 7.8 oz |
| Notes | |
| Typical Online Price | US$199.99 |