Amazon.com : Panasonic LUMIX Professional 50-200mm Camera Lens, G Leica DG Vario-ELMARIT, F2.8-4.0 ASPH, Dual I.S. 2.0 with Power O.I.S, Mirrorless Micro Four Thirds, H-ES50200 (Black) : Electronics
Panasonic Lumix G Leica DG Vario-Elmarit 50-200mm F/2.8-4 Aspherical for MFT H-ES50200
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Amazon.com : Panasonic LUMIX Professional 50-200mm Camera Lens, G Leica DG Vario-ELMARIT, F2.8-4.0 ASPH, Dual I.S. 2.0 with Power O.I.S, Mirrorless Micro Four Thirds, H-ES50200 (Black) : Electronics