Vivitar Olympus OM 28mm F:2.5 tappi f/om m4/3 Nex BELLI
A photo is shown too show you what too buy! --- Sony Nex OM >Nex adapter. ITEM:Vivitar Kiron or kino made lend for Olympus OM mount system. 28mm F:2.8 exceptional resolution of the retro focus style much like Angenieux of the 1950's.