Large flexible membrane mirrors

E. Sohn, E. Ruiz, A. Ferreira

Research output: Contribution to journalConference articlepeer-review

3 Scopus citations

Abstract

The trend to minimize the thickness in optical mirrors has led to several practical limits in their fabrication and operation. The design of a flexible membrane mirror segment, which overcomes most of these limitations and can be conformed to giant segmented primary mirrors, is presented. The segment consists of a lightweight multi-layer hybrid structure, which will permit precise active control of the reflecting surface by means of a continuous elastic medium interface with embedded pneumatic actuators. Conceptual designs, finite element analysis model simulations and experimental results are included.

Original languageEnglish
Pages (from-to)283-290
Number of pages8
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4840
DOIs
StatePublished - 2002
Externally publishedYes
EventFuture Giant Telescopes - Waikoloa, HI, United States
Duration: 26 Aug 200228 Aug 2002

Keywords

  • Active Optics
  • Continuous elastic support
  • Membrane mirrors
  • Mirror supports

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