Zeiss Hologon Contax G 16mm optical viewfinder. Made in Japan. Fine Zeiss GF-16mm viewfinder. High quality optical viewfinder for Contax G rangefinder 16mm Hologon fisheye lens. Classic rigid optical finder for 16mm lenses. Heavy duty build. Clean body. Silver, and black. This GF-16mm viewfinder is in Mint/Mint- or 9.5 of 10 cosmetic condition. No dings or dents. Good working order. Clear optics. Almost no signs of use. Very useful accessory to have. Sells with no reserve at a price of $210. I have more interesting Contax G lenses and accessories, Contax Rangefinder and Reflex cameras, Contax lenses and Contax accessories on my other Auctions, EBay Store and web page.