Zeiss Goerz Dagor 36cm (360mm) f/7.7in a Compound #2 shutter. Serial #995716. Made in Germany. Circa 1929. Covers  12x20, 14x17, 11x14, 8x10, 5x7 and 4x5 with movements. Shutter speed range is 1/100 - 1 second, and B and T. Front filter diameter is about 52mm and rear filter diameter is about 55mm. Weight is approx. 2 LB. Lens is about 2 1/4 inches long. Require 3x3" or larger lens board. Lens stop range is f/7.7 - f/64. Non coated glass. Lens is in Ex+ or 8.5 of 10 cosmetic condition. Clean glass. Some small dust spots inside that can be seen with a flashlight only. No separation. Good working shutter. Smooth and clean shutter and aperture blades. Original retaining ring. Lens caps. Will work on 4x5, 5x7, 8x10, 11x14, 14x17, and 12x20 field and view cameras, like: Deardorff, Sinar, Cambo, Arca-Swiss, Toyo, Wista, Linhof, Wisner, Zone-VI, Shen-Hao, Ebony and others. Great "telephoto" lens.  Fantastic "Classic" German made lens with good coverage. Original retaining ring. Sells with NO RESERVE at price of $1745. I have more Larger Format cameras, lenses and accessories, Kodak Ektar lenses, Portrait and Soft Focus Lenses. More great buys on my other auctions, Ebay Store and Web Page.