Considered by many, the father of the “K” optical system at Eastman Kodak, Mr. Day’s memoir brings you the inside history of Optics at Eastman Kodak between 1950 and 1986. This accurate, authoritative and comprehensive book is not only for optical engineers interested in technical aspects of the industry, but is also written for those interested in the history of Eastman Kodak. The book includes technical charts, images, data and photographs of optical programs Mr. Day was involved with from Sputnik and the Lunar Orbiter to the KH-7/8 programs, the Hubble Telescope and Eastman Kodak’s color copier products. Mr. Day was an optical engineer at Kodak for 36 years and was the sole or contributing inventor on ten U.S. Patents, with the corresponding foreign patents that also issued.