Olympus OM Zuiko Auto-Zoom 35-70mm f4 Auto Focus brand_Graflex This Mamiya-Sekor 55mm f4

This Mamiya-Sekor 55mm f4

5 lens is an unusual "transitional" Elmar lens with a serial number that theoretically falls in to the Hektor range

Also includes original soft pouch

There is some paint wear on the base

HB-48 lens hood

Olympus OM Zuiko Auto-Zoom 35-70mm f4 Auto Focus brand_Graflex This Mamiya-Sekor 55mm f4The Olympus OM Zuiko Auto Zoom 35 70mm f4 Auto Focus lens is a fascinating artifact of the early autofocus days: a self contained autofocusing lens with sensors, batteries, and motor in the standard OM mount. Peer into the lensmount side and you can see the fixed prism that directs part of the light to the AF sensors. It's not fast focusing, but it does work. They were doing their best! If you've ever dreamed of an autofocus OM 1, this is the lens for