Interferometric metrology for the TMT primary mirror segments: Design and analysis

J. Beverage, J. H. Burge, J. Blanchard, B. Lewis, C. Zhao, M. Valente

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The Thirty Meter Telescope uses a hyperboloidal f/1 primary mirror made from 492 1.4-m segments with 82 different aspheric prescriptions. Each segment will be measured using Fizeau interferometry with spherical reference surface and CGH aspheric correction.

Original languageEnglish (US)
Title of host publicationOptical Fabrication and Testing, OFT 2019
PublisherOSA - The Optical Society
ISBN (Print)9781943580606
DOIs
StatePublished - 2019
Externally publishedYes
EventOptical Fabrication and Testing, OFT 2019 - Washington, United States
Duration: Jun 10 2019Jun 12 2019

Publication series

NameOptics InfoBase Conference Papers
VolumePart F161-OFT 2019

Conference

ConferenceOptical Fabrication and Testing, OFT 2019
Country/TerritoryUnited States
CityWashington
Period6/10/196/12/19

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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