optical

Etymology

Definitions

1. 1

   Of or relating to sight

   Of or relating to sight; visual.

   • Strabismus is an optical defect.
2. 2

   Designed to assist or enhance sight

   • A microscope is an optical instrument.
3. 3

   Of or relating to optics.

   • Refraction is an optical effect.
4. ›+ 3 more definitionsshow fewer

   1. 4

      Of or relating to visible light.

      • Optical telescopes don't work when it is cloudy.
   2. 5

      Incorporating light-sensitive devices.

      • An optical switch opens the door automatically.
   3. 6

      Any special effect requiring laboratory work on the film.

      • If you plan to output back to film, opticals and effects can be shot on film or generated by computer and then transferred to film.

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