Leica screw mount + rear cap engraved, ‘Made in Occupied Japan’. The 35mm f3.5 is Canon’s first wide-angle lens. Production began in March 1950 at number 60001. This lens is numbered 60098 so is one of the first 100 Canon wide-angle lenses manufactured. Production ceased in June 1951 when it was replaced by the f3.2 version
