Multidither Adaptive Algorithms.

Abstract

A 37-element beryllium deformable mirror has been built, characterized, and incorporated into a Coherent Optical Adaptive Technology (COAT) system. Individual actuator deformation sensitivities of 0.2 micrometer/150 V have been measured. Mirror resonance data has been obtained indicating usable frequency ranges up to 30 to 40 kHz. Strehl ratios approaching 80% have been measured for system defocus with COAT-off to COAT-on peak irradiance of 10. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Mar 01, 1977
Accession Number
ADA039734

Entities

People

  • J. E. Pearson
  • K. D. Price
  • K. M. Brown
  • R. C. Lind
  • T. Calderone

Organizations

  • HRL Laboratories

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Accuracy
  • Assembly
  • Deformable Mirrors
  • Detectors
  • Electric Current
  • Electromagnetic Fields
  • Electronics
  • Fabrication
  • Frequency
  • Manufacturing
  • Materials
  • Measurement
  • Mechanical Properties
  • Thermal Blooming
  • Three Dimensional
  • Transducers
  • Voltage

Fields of Study

  • Physics

Readers

  • Optical Physics and Photonics.