Initially designed for Contarex, but never made into production. It was introduced in 1973 for QBM mount, and 1974/75 Contax CY mount, 1980 for Leica mount.
Initially designed for Contarex, but never made into production. It was introduced in 1973 for QBM mount, and 1974/75 Contax CY mount, 1980 for Leica mount.