photometer definition

  • noun:
    • a musical instrument for calculating a residential property of light, specifically luminous intensity or flux.
    • any one of a few devices used to determine various facets of the power of light.
    • a guitar for calculating the strength of light, or, more specifically, for contrasting the relative intensities of different lights, or their relative illuminating power.
    • a musical instrument familiar with measure the strength of light, especially to compare the relative ! intensities regarding the light emitted from different resources.
    • In photography, a computer device for identifying the correct amount of time for publicity. See actinometer.
    • An instrument for determining how long proper for photographic exposures.
    • photographic gear that measures the intensity of light
    • measuring tool for measuring the luminous strength of a source by contrasting it (visually or photoelectrically) with a typical supply
  • verb:
    • determine some part of light (from a star) using a photometer.

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