Photographic image referenced as "Off-axis interferograms N.A. [numerical aperture] O.54 C.O [central obstruction] 35%"

  • Norris, Keith Patrick
Date:
February 1951
Reference:
KDBP/1/1/0247

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: Photographic image referenced as "Off-axis interferograms N.A. [numerical aperture] O.54 C.O [central obstruction] 35%". Source: Wellcome Collection.

Provider: The original material is held at King's College London, Archives and Special Collections. This catalogue is held by the Wellcome Library as part of the Codebreakers: Makers of Modern Genetics programme.