Panasonic Leica DG Vario-Elmarit 8-18mm f/2.8-4 ASPH. LensA versatile wide angle zoom, the Leica DG Vario Elmarit 8 18mm f 2. 8 4 ASPH. Lens from Panasonic is a 16 36mm equivalent lens that blends optical excellence with durable, refined physical design for Micro Four Thirds mirrorless cameras. Designed in collaboration with Leica, this lens employs a series of low dispersion and aspherical elements to realize sharp and clear imagery with controlled fringing and aberrations, and a Nano Surface Coating also