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Category Scope

74 Optics

Includes light phenomena and the theory of optical devices. For lasers see 36 Lasers and Masers.


Optics – Branch of physical science concerned with the transmission, generation, manipulation, and detection of electromagnetic radiation in the wavelength range from vacuum ultraviolet to the far infrared. NASA Thesaurus, Washington, DC: National Aeronautics and Space Administration.

NASA Interest

Exhaustive Interest : Theories of light transmission and lenses, light absorption, reflection, and scattering as they relate to aeronautics, astronautics, and space sciences.

Selective Interest : Optics and light phenomena with potential aerospace use.

Negative Interest : Industrial, commercial, and household applications of optics and light phenomena, lenses, and eyeglasses.


Input Subjects of Specific Interest

  • Bragg cells (optical applications)
  • Cassegrain optics
  • coherent light
  • electron optics theory
  • fiber optics
  • geometrical optics
  • infrared optics
  • infrared radiation effects (optical applications)
  • infrared signatures (optical applications)
  • infrared spectra
  • lens theory
  • lenses (optical properties)
  • light absorption
  • light reflection
  • light scattering
  • light transmission
  • liquid optics
  • luminescence (optics)
  • mirror interference (optics)
  • modulation (optics)
  • nonlinear optics
  • optical bistability
  • optical coatings
  • optical communications (theory)
  • optical fibers
  • optical imaging devices (theory)
  • optical materials
  • optical properties
  • optical waveguides
  • optics
  • optoelectronics (optics)
  • photon beams
  • photonics
  • polarization (optics)
  • refraction (optics)
  • Schlieren optics
  • telescopes (optical properties)
  • tomography (optics)
  • ultraviolet radiation (optics)
  • wave propagation (optics)
  • x-ray optics