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.