For the OLYMPUS OM series This is a listing for the G.Zuiko Auto-S 50mm F1.4. I am reluctantly selling it because my collection has grown too large ( ; ; ) It's a precious camera, but I would like to pass it on to someone who will cherish it ( ; ; ) It's a bright F1.4 standard prime lens, perfect for portraits and snapshots. [Functionality] - Smooth helicoid - Aperture blades operate well - Clicks are normal [Optics] - No fungus - No haze [Exterior] There are some minor scuffs, but it is in good condition for its age. [Accessories] - Lens body This is a popular lens among old lenses. Olympus OM-SYSTEM G.ZUIKO AUTO-S 50mm f/1.4 lens. - Brand: Olympus - Model Name: OM-SYSTEM G.ZUIKO AUTO-S - Focal Length: 50mm - Maximum Aperture: f/1.4 - Number of Aperture Blades: 6 - Filter Diameter: 55mm Thank you for looking. Focal Length...19-70mm Maximum Aperture...~1.4