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nounphotographic equipment that measures the intensity of light
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nounmeasuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
Definition that contains photometer
- cytophotometer a photometer that can be used to locate and identify chemical compounds in a cell by measuring the intensity of the light that passes through stained sections of the cytoplasm
- cytophotometric of or relating to the study of cells by means of a cytophotometer
- cytophotometry the study of chemical compounds inside a cell by means of a cytophotometer
- spectrophotometer a photometer for comparing two light radiations wavelength by wavelength