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Exposure may refer to:





  • Exposure (photography), the quantity of light or other radiation reaching a photographic film (or sensor), as determined by shutter speed and lens aperture
  • Exposure value, a value given to all combinations of camera shutter speed and aperture that gives the same exposure

Science and medicine[edit]

  • A condition of very poor health or death resulting from lack of protection over prolonged periods under weather, extreme temperatures or dangerous substances. Examples: Hypothermia and sunburn
  • Exposure assessment, in the context of epidemiology and risk assessment
  • Mere-exposure effect, a psychological artefact
  • In geology, an occurrence of a rock at the Earth's surface - an outcrop
  • In biology, contact of an organism with a harmful agent (for example, chemicals)
  • Ionizing radiation, or radiation exposure
  • In experimental particle physics (in particular beam experiments or flux measurements), the product of the detector mass times the duration of the experiment, sometimes also multiplied by a measure of the intensity of the incoming flux


  • Market exposure, a measure of the proportion of money invested in the same industry sector
  • Publicity, an activity designed to rouse public interest
  • Exposure (heights), in climbing, the degree of risk in the event of a fall

See also[edit]