Comparison of Panasonic 50-200mm f/2.8-4 ASPH Power OIS Leica DG Vario-Elmarit (H-ES50200) and Pentax SMC P-FA 135mm f/2.8 IF [S]ave
| Attribute |  Panasonic 50-200mm f/2.8-4 ASPH Power OIS Leica DG Vario-Elmarit (H-ES50200) × |  Pentax SMC P-FA 135mm f/2.8 IF × |
|---|---|---|
| Closest Focus (m) | 0.75 | 0.7 |
| Magnification Ratio (x) | 0.25 | - |
| Lens Construction | 21 elements in 15 groups, including 1 UHR, 2 UED, 2 ED and 2 aspherical elements; Nano Surface Coating | 8 elements in 7 groups |
| Length (mm) | 132 | 79 |
| Diagonal Angle of View (degree) | 6.20 - 24.00 | 18.00 |
| 35mm Equivalent | 100 - 400mm | - |
| Brand | Panasonic | Pentax |
| Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
| Weight (g) | 655 | 374 |
| Name | Panasonic 50-200mm f/2.8-4 ASPH Power OIS Leica DG Vario-Elmarit (H-ES50200) | Pentax SMC P-FA 135mm f/2.8 IF |
| Type | Telephoto Zoom | Telephoto Prime |
| Focus Details | Internal focus with up to 240fps sensor drive | Internal |
| Zoom System | Rotary | - |
| Filter Size (mm) | 67 | 52 |
| Image Circle | Micro Four-Thirds | 35mm |
| Notes | Additional features: Power O.I.S. Image Stabilization compatible with Dual I.S. and Dual I.S. 2; Splashproof / Dustproof / Freezeproof | - |
| Focal Length (mm) | 50.00 - 200.00 | 135.00 |
| Diaphragm Blades Type | circular | - |
| Diaphragm Blades | 9 | - |
| APS Equivalent | - | 202.5mm |
| Diameter (mm) | 76 | 64 |
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