蔡司Zeiss Ikon ikonta 520/2 6X9皮腔折叠机

先来一组机器照，样片在后面一篇文章，不过大多数都跑焦了，跑焦的原因不是估焦距不准，而是镜头的第二片松动了，我把整个相机拆了一遍最后才发现，清晰样片等我下次再拍吧。

The 520/2 is the first in the long Ikonta line of a folding cameras, produced by the German company Zeiss Ikon.
It takes 8 images size 6×9 cm on 120 type rollfilm and comes equipped with a variety of lenses and shutters.

It was also sold as the Ikomat C 21/4 x 31/4.

Specifications

• Production period : 1929 to 1937
• Format : 6 x 9 cm on 120 type rollfilm
• Known Lens/Shutter combinations :
  Dominar 4.5/10.5 cm lens in a Telma shutter
  Novar 6.3/10.5 cm lens in a Derval or Telma shutter
  Novar 4.8/9.5 cm lens in a Telma or Compur shutter
  Novar 4.5/11 cm lens in a Telma or Compur or Compur-Rapid shutter
  Tessar 4.8/9.5 cm lens in a Compur shutter
  Tessar 4.5/10.5 cm lens in a Compur or Compur-Rapid shutter
  Tessar 3.8/10.5 cm lens in a Compur-Rapid shutter
• Filter Size : ?
• Flash synchronisation : none
• Lighmeter system : none
• Double exposure prevention : none
• Color Finish : Black with chrome ornaments
• Color Leatherette : Black
• Dimensions WxHxD (folded) : 178x84x38 mm
• Weight: 625 grams

Bibliography

• Bernd K.Otto, Article “Die Entwicklung der Ikonta/Super Ikonta (1)” in the German magazine Photo Deal Nr.46 III/2004
• Zeiss Ikon booklet “Zeiss Ikon Cameras” C432, 1932, pages 20 and 21
• The British Journal Almanac, 1936, advertisment page 547