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Definitions of opt
  1. verb
    select as an alternative over another
    "She opted for the job on the East coast"

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Definition that contains opt
  • finder optical device that helps a user to find the target of interest
  • prism optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image
  • optics optical properties
  • grating optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum
  • viewfinder optical device that helps a user to find the target of interest
  • reflector optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
  • diffusor optical device that distributes the light of a lamp evenly
  • diffuser optical device that distributes the light of a lamp evenly
  • optical crown glass optical glass of low dispersion and low refractive index
  • kerr cell optical device consisting of a transparent cell with two electrodes between two polarizing media; passes light only if the two planes of polarization are parallel; used as a high-speed shutter or to modulate a laser beam
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