| Name |
Pentax 15mm ƒ/4 ED AL Limited SMC DA |
| Image Circle |
APS-C |
| Type |
Wide Prime |
| Focal Length |
15mm |
| APS Equivalent |
23mm |
| Max Aperture |
ƒ/4 |
| Min Aperture |
ƒ/22 |
| Diaphragm Blades |
7 |
| Lens Construction |
8 elements in 6 groups |
| Diagonal Angle of View(Based on image circle) |
86 degrees |
| Focus Details |
Internal, with "Quick-Shift" focus system |
| Front Element Rotation |
No |
| Zoom System |
n/a |
| Closest Focus |
18cm / 7.1 in. |
| Magnification Ratio |
0.15x / 1:6.7 |
| Filter Size |
49mm |
| Dimensions(Length x Diameter) |
39.5mm x 63mm / 1.58 in. x 2.5 in. |
| Weight |
212g / 7.47 oz |
| Notes |
Hood is built-in, pullout type |
| Typical Online Price |
US$650 (Avail. April 2009) |
