fold sphere
English
Noun
- A fold mirror that is a "sphere", i.e. a spherical mirror
- 2006 July, Burge et al., “Design and analysis for interferometric measurements of the GMT primary mirror segments”, in Proceedings of SPIE, volume 6273, , retrieved 2021-12-27, pages 62730M-5:
- Center of curvature for the 3.75-m fold sphere is accessible for in situ testing of this mirror.
See also
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