Attribute | Pentax 17-70mm ƒ/4 AL IF SDM SMC DA × | Olympus 14-54mm f/2.8-3.5 II Zuiko Digital × |
---|---|---|
Aperture (f) | 4.00 - 22.00 | 2.80 - 22.00 |
Diaphragm Blades Type | - | rounded |
Filter Size (mm) | 67 | 67 |
Notes | Included Accessories: Lens Hood | Includes Lens Hood and Case; Compatible with High-Speed Imager AF for Live View contrast-detect AF |
Focus Details | Internal; SDM with Quick-shift Focus System | - |
Type | Standard Zoom | Standard Zoom |
Diaphragm Blades | 7 | 7 |
Diameter (mm) | 75 | 75 |
Image Circle | APS-C | Image Circle |
Focal Length (mm) | 17.00 - 70.00 | 14.00 - 54.00 |
Brand | Pentax | Olympus |
Name | Pentax 17-70mm ƒ/4 AL IF SDM SMC DA | Olympus 14-54mm f/2.8-3.5 II Zuiko Digital |
Weight (g) | 485 | 440 |
Diagonal Angle of View (degree) | 23.00 - 79.00 | 23.00 - 75.00 |
Lens Construction | 17 elements in 12 groups | 15 elements in 11 groups, including 3 asperical elements |
Zoom System | Rotary | Rotary |
Closest Focus (m) | 0.28 | 0.22 |
35mm Equivalent | - | 28 - 108mm |
Length (mm) | 93.5 | 89 |
APS Equivalent | 25.5 - 105mm | - |
Magnification Ratio (x) | 0.31 | 0.26 |