English-Finnish translations for aperture

• aukko
  tietoturva-aukko, muistiaukko, aukko puolustuslinjassa
  Tämä kuva on otettu aukolla 8.
• reikä
  Minun taskussani on reikä.
  Kurkista tuosta seinän reiästä.
  reikä hampaassa

Definition of aperture

• An opening, gap, or hole, usually small and narrow
• Something which restricts the diameter of the light path through one plane in an optical system
• The large-diameter antenna used for receiving and transmitting radio frequency energy containing the data used in communication satellites, especially in the geostationary belt. For a comsat, this is typically a large reflective dish antenna; sometimes called an ''array''

Examples

• an aperture in a wall
• This telescope has a 100cm aperture
• If the generatrix makes an angle θ to the axis, then the aperture is 2θ.

Related words

• aperture priority
• aperture synthesis
• aperture synthesis telescope
• aperture antenna
• Posterior nasal aperture
• synthetic aperture radar
• very small aperture terminal