Meaning Of The Word Relative aperture

Real Dictionary

What's the definition of Relative aperture? Find Relative aperture meanings, definitions and more at the Real Dictionary online.

Relative aperture Meaning

Relative aperture Definition
Relative aperture Definition

What's The Definition Of Relative aperture?

relative aperture in American English
noun: the ratio of the diameter of a lens, esp. a camera lens, to the focal length; the reciprocal of the f number or focal ratio of the lens

relative aperture in British English
noun: the ratio of the equivalent focal length of a lens to the effective aperture of the lens; written as f/n, f:n, or fn, where n is the numerical value of this ratio and is equivalent to the f-number

More Definitions

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Definitions Of The Day

  • Kill-joy ‐ noun: a person who spoils the joy or pleasure…
  • Cortico- ‐ cortex; combining form: a combining form representing…
  • Loopily ‐ adverb: in a…
  • Turle knot ‐ noun: a special kind of knot for tying a leader…
  • Burkite ‐ noun:…
  • Viseu ‐ noun: a city in N central Portugal: 12th-century…
  • Absolute humidity ‐ the mass of water vapor in a specified volume…
  • Choragi ‐ noun: the leader of a chorus…
  • Clinic ‐ the teaching of medicine by examining and treating…
  • Meander ‐ Maeander; to follow a winding course; to take…