retrofocus lens

[ re-truh-foh-kuh s ]
/ ˈrɛ trəˌfoʊ kəs /

noun

a wide-angle lens, for use on single-lens reflex cameras, of inverted telephoto design, with a back focus greater than the focal length.

Nearby words

  1. retrodisplacement,
  2. retrofire,
  3. retrofit,
  4. retroflex,
  5. retroflexion,
  6. retrognathism,
  7. retrogradation,
  8. retrograde,
  9. retrograde amnesia,
  10. retrograde beat

Origin of retrofocus lens

First recorded in 1960–65; retro- + focus

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019