Comparison of Nikon 180mm f/2.8D ED-IF AF Nikkor and Olympus 40-150mm ƒ/2.8 Pro M.Zuiko Digital ED [S]ave
| Attribute |  Nikon 180mm f/2.8D ED-IF AF Nikkor × |  Olympus 40-150mm ƒ/2.8 Pro M.Zuiko Digital ED × |
|---|---|---|
| Filter Size (mm) | 72 | 72 |
| Notes | Lens Hood: Built-in; Includes CI-38 Case | Dust, splash and freezeproof construction; Function button, manual focus clutch |
| Closest Focus (m) | 1.5 | 0.7 |
| Magnification Ratio (x) | 0.15 | 0.21 |
| Diaphragm Blades Type | - | rounded |
| Type | Telephoto Prime | Telephoto Zoom |
| APS Equivalent | 270mm | - |
| Zoom System | n/a | Rotary |
| Image Circle | 35mm | Image Circle |
| Focal Length (mm) | 180.00 | 40.00 - 150.00 |
| Brand | Nikon | Olympus |
| Name | Nikon 180mm f/2.8D ED-IF AF Nikkor | Olympus 40-150mm ƒ/2.8 Pro M.Zuiko Digital ED |
| Weight (g) | 768 | 760 |
| Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
| Diaphragm Blades | 9 | 9 |
| Diagonal Angle of View (degree) | 14.00 | 8.20 - 30.00 |
| Lens Construction | 8 elements in 6 groups, including 1 ED element | 16 elements in 10 groups, including 1 aspherical ED, 2 aspherical, 1 SED, 1 HD and 3 ED elements |
| Diameter (mm) | 79 | 79.4 |
| Length (mm) | 145 | 160 |
| 35mm Equivalent | - | 80 - 300mm |
| Focus Details | Internal | - |
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