Photographic image referenced as "Interferogram 0.79 N.A. [numerical aperture] 33% [central obstruction] 0.21"

  • Norris, Keith Patrick
Date:
April 1950
Reference:
KDBP/1/1/0121

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

Credit: Photographic image referenced as "Interferogram 0.79 N.A. [numerical aperture] 33% [central obstruction] 0.21". 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.