541/27 with Bernotar 42, for use with Contax 50mm lenses. Condition 4-5/E (polarising filters deteriorated). Rare accessory. These cost £5. 7. 6. In 1938. By comparison a 28mm finder cost just £1. 6. 6.
541/27 with Bernotar 42, for use with Contax 50mm lenses. Condition 4-5/E (polarising filters deteriorated). Rare accessory. These cost £5. 7. 6. In 1938. By comparison a 28mm finder cost just £1. 6. 6.