Diffraction Grating Development.

Abstract

Grating samples for use as laser beam samplers were produced and tested for evaluation of various production methods and analytical solutions of grating diffraction. The grating samples were tested for scatter, absorptance, microscopic surface quality, sample wavefront quality, and variation of diffraction efficiency with polarization. Both ruling and ion etching were shown to produce good grating samples and used to produce gratings on large metal mirrors. Two large ruled gratings were experimentally evaluated as a series grating wavefront sampler. A series grating wavefront sampler was evaluated analytically for misalignment errors and high-power laser thermal effects.

Document Details

Document Type
Technical Report
Publication Date
Jul 01, 1974
Accession Number
ADA008199

Entities

People

  • A. F. Slomba
  • G. Campe
  • J. Bartas
  • J. S. Harris
  • R. Arnold

Tags

DTIC Thesaurus Topics

  • Diffraction
  • Efficiency
  • Engineering
  • Gratings (Spectra)
  • Laser Beams
  • Lasers
  • Misalignment
  • Polarization
  • Production
  • Production Engineering
  • Production Management Methods
  • Test And Evaluation
  • Wavefronts

Fields of Study

  • Physics

Readers

  • Materials Science and Engineering.
  • Optical Fiber Sensing and Electromagnetic Propagation.
  • Spectroscopy.

Technology Areas

  • Directed Energy