Ten screw-fit lenses, comprising two Elmar 3.5cm. f/3.5 lenses, an Elmar 5cm. f/2.8 lens, two Elmar 5cm. f/3.5 lenses, a Summitar 5cm. f/2 lens no. 662734 and four Summar 5cm. f/2 lenses. (10)