Panasonic Launches Three L-Mount Interchangeable Lenses for the LUMIX S Series Full-frame Digital Single Lens Mirrorless Camera: LUMIX S PRO 50mm F1.4 (S-X50), LUMIX S PRO 70-200mm F4 O.I.S. (S-R70200) and LUMIX S 24-105mm F4 MACRO O.I.S. (S-R24105)