Kodak Aero Ektar 178mm f/2.5 Company Eastman Kodak Country United States Year of manufacture 1940s Type 5×5″ Aerial surveillance Focal length 178mm (7″) Aperture f/2.5 Optics Photographs taken with this lens Related lenses Kodak Cine Ektar 63mm f/2 Kodak Anastigmat 25mm f/1.9 Eastman Kodak 3 inch Eastman Kodak 2 inch f/1.6 Back to lens overview