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isophote

isophote

9.9
A line on a picture that joins points of the same brightness
  • noun
  • /ˈaɪsəˌfoʊt/
  • Specialized
translation icon : isófoto
  • Astronomers, who check for this effect using contour plots of brightness called isophotes, call the phenomenon "boxy isophotes."

Examples

  • In the study of photography, isophotes help photographers understand the distribution of light within a scene.

  • But what do the isophotes look like in gradient space?

  • And so let's plot the isophotes in just some random isophotes in those two spaces.

  • Astronomers, who check for this effect using contour plots of brightness called isophotes, call the phenomenon "boxy isophotes."

    Academic text (1995)
  • The graphic displayed numerous isophotes that illustrated the variations in light intensity across the landscape.

  • Researchers used isophotes to demonstrate areas of equal brightness in their radiometric analysis of the satellite images.

Synonyms

isoline
vsisophote
  • Specialized
8.0

A line on a map that joins places with the same height or temperature

connects points of equal light intensity rather than various physical measures
isometric line
vsisophote
  • Specialized
7.2

A line on a map connecting points that have the same value, like temperature or pressure

joins points defined by equal brightness instead of general measured quantities
isogram
vsisophote
  • Specialized
9.9

A line on a map that connects points with the same value, like temperature

marks locations that match in light level rather than numeric measurements generally
isopleth
vsisophote
  • Specialized
9.9

A line on a map that connects places with the same value, like temperature

draws a line based on equal light intensity not environmental variables

Surface Forms

isophote singular
isophotes plural

Morphology

isophote = photo (opaque) = iso + phote

Formed from Greek combining elements ('iso-' + 'phote'); 'phote' is not a standalone English word and the technical sense is not derivable by a typical learner from 'iso' + 'photo'.

Etymology

Isophote comes from the Greek parts iso- meaning 'equal' and phot- meaning 'light', the same 'photo' you see in photograph. So an isophote is a line on a picture or diagram that joins points of the same brightness.