Tamron-F SP Tele-Converter 2X N BBAR MC7 for Nikon F  type_Lens & Sensor Cleaning Leitz Canada Telyt-R 250mm f4

Leitz Canada Telyt-R 250mm f4 lens for Leica R mount

it looks and acts like a metering mode selector dial until you pull up on it

A modern full-frame lens with quick AF-S focusing and a built-in image stabilizer

Flash sold separately

with some minor front element etching and internal dust which will not affect imaging

Tamron-F SP Tele-Converter 2X N BBAR MC7 for Nikon F &nbsptype_Lens & Sensor Cleaning Leitz Canada Telyt-R 250mm f4The Tamron F SP Tele Converter 2X N BBAR MC7 is a 2x teleconverter for Nikon F mount lenses. This is a manual focus teleconverter that will work with any AI, AI S or AF lens with an on lens aperture ring (that is to say, no G type lenses). In excellent condition, with clean glass.