Panasonic Lumix G 42.5mm f/1.7 ASPH. POWER O.I.S. Lens Micro Four Thirds System, 85mm (35mm Equivalent), Aperture Range: f/1.7 to f/22, One Aspherical Element, Stepping AF Motor, Internal Focus, POWER Optical Image Stabilizer, Rounded 7-Blade Diaphragm...