List of Schneider-Kreuznach Retina convertible lenses: Schneider-Kreuznach Retina-Curtar-Xenon C 35mm f/4 Schneider-Kreuznach Retina-Curtar-Xenon C 35mm f/5.6 (6+3 elements in 6 groups) Schneider-Kreuznach Retina-Xenon C 50mm f/2 (3+3 elements in 4 groups) Schneider-Kreuznach Retina-Xenon C 50mm f/2.8 Schneider-Kreuznach Retina-Longar-Xenon C 80mm f/4 (6+3 elements in 6 groups) |
List of Rodenstock Retina convertible lenses: Rodenstock Retina-Heligon C 35mm f/4 Rodenstock Retina-Heligon C 35mm f/5.6 Rodenstock Retina-Heligon C 50mm f/2 Rodenstock Retina-Heligon C 50mm f/2.8 Rodenstock Retina-Heligon C 80mm f/4 |