Comparison of Olympus 300mm f/4.0 IS Pro ED M.Zuiko Digital and Olympus 50-200mm f/2.8-3.5 ED SWD Zuiko Digital [S]ave
| Attribute |  Olympus 300mm f/4.0 IS Pro ED M.Zuiko Digital × |  Olympus 50-200mm f/2.8-3.5 ED SWD Zuiko Digital × |
|---|---|---|
| Aperture (f) | 4.00 - 22.00 | 2.80 - 22.00 |
| Diaphragm Blades Type | rounded | circular |
| Filter Size (mm) | 77 | 67 |
| Notes | Built-in image stabilization CIPA rated for 4.0 stops, 6.0 stops when combined with Olympus body IS; Dust and splash-proof | Dust and drip proof. Includes Lens Hood (LH-70C) and Lens Case (LSC-1220) |
| Type | Telephoto Prime | Telephoto Zoom |
| Magnification Ratio (x) | 0.24 | 0.21 |
| Diaphragm Blades | 9 | 9 |
| 35mm Equivalent | 600mm | 100 - 400mm |
| Image Circle | Image Circle | Image Circle |
| Focal Length (mm) | 300.00 | 50.00 - 200.00 |
| Brand | Olympus | Olympus |
| Name | Olympus 300mm f/4.0 IS Pro ED M.Zuiko Digital | Olympus 50-200mm f/2.8-3.5 ED SWD Zuiko Digital |
| Weight (g) | 1270 | 995 |
| Diagonal Angle of View (degree) | 4.10 | 6.20 - 24.00 |
| Lens Construction | 17 elements in 10 groups, including 3 Super ED, 1 Extra-High Refractive index lens and 3 High Refractive index elements; ZERO coating | 16 elements in 15 groups, including 3 ED elements |
| Diameter (mm) | 92.5 | 86.5 |
| Length (mm) | 227 | 157 |
| Zoom System | - | Rotary |
| Closest Focus (m) | 1.4 | 1.2 |
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