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Optical vs Autofocus - What's the difference?

optical | autofocus |

As an adjective optical

is of, or relating to sight; visual.

As a noun autofocus is

(electronics) a feature of some cameras and other optical systems that allows a correct focus on the subject to be obtained automatically.

As a verb autofocus is

to focus automatically.

optical

English

Adjective

(en adjective)
  • Of, or relating to sight; visual
    • Strabismus is an optical defect.
    (rfex)
  • Designed to assist or enhance sight
    • A microscope is an optical instrument.
  • Of, or relating to optics
    • Refraction is an optical effect.
  • Of, or relating to visible light
    • Optical telescopes don't work when it is cloudy.
  • Incorporating light-sensitive devices
    • An optical switch opens the door automatically.

    Anagrams

    * *

    autofocus

    English

    Alternative forms

    * auto-focus

    Noun

    (-)
  • (electronics) A feature of some cameras and other optical systems that allows a correct focus on the subject to be obtained automatically
    • This camera has autofocus , so it's more expensive.

    Synonyms

    * AF

    See also

    * (wikipedia "autofocus")

    Verb

  • To focus automatically.
    • My camera makes a funny sound when it autofocuses .
    The camera was autofocused before the picture was taken.
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