High dynamic range imaging, amplitude and phase control

Laurent Pueyo, Amir Give'on, Michael G. Littman, N. Jeremy Kasdin, Robert Vanderbei

Research output: Contribution to journalConference articlepeer-review

4 Scopus citations

Abstract

The ultimate limitation of visible light high-dynamic-range imaging systems such as shaped pupil coronagraphs comes from scattering caused by imperfections in the optical surfaces of the collecting system, and from the non-uniform reflectivity of those surfaces. This paper focuses on the correction of these imperfections using two deformable mirrors in a zero path length difference Michelson interferometer. Simulations show the advantages and limitations of introducing such a device into a wavefront control loop. Laboratory work shows progres towards high resolution amplitude control.

Original languageEnglish (US)
Article number92
Pages (from-to)545-553
Number of pages9
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume5490
Issue numberPART 2
DOIs
StatePublished - 2004
EventAdvancements in Adaptive Optics - Glasgow, United Kingdom
Duration: Jun 21 2004Jun 25 2004

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

Keywords

  • Apodization
  • Michelson interferometer
  • Spatial light modulator
  • Wavefront control

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