| F stop range |
Minimum F stop: 22 |
| Construction |
15 elements in 12 groups |
| Weight |
19.9 oz. (565g) without hood; 21.2 oz. (600g) with hood |
| Dimensions (Length x Diameter) |
3.9" x 3.3" (98.5MM x 84mm) |
| Maximum Magnification |
0.21X |
| Filter Size |
77mm |
| Closest Focusing Distance |
12" (0.30m) |
| Angle of view |
83 - 31.5 degrees (when used with PENTAX Digital SLR camera body) |