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Answer for the clue "Photographic equipment that measures the intensity of light ", 10 letters:
photometer

Alternative clues for the word photometer

Word definitions for photometer in dictionaries

WordNet Word definitions in WordNet
n. measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source photographic equipment that measures the intensity of light [syn: light meter , exposure meter ]

Wiktionary Word definitions in Wiktionary
n. (context physics English) Any of several instruments used to measure various aspects of the intensity of light. vb. (context astronomy English) To measure some aspect of light (from a star) using a photometer.

Wikipedia Word definitions in Wikipedia
A photometer , generally, is an instrument that measures light intensity or optical properties of solutions or surfaces. Photometers measure: Illuminance Irradiance Light absorption Scattering of light Reflection of light Fluorescence Phosphorescence Luminescence ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Photometer \Pho*tom"e*ter\, n. [Photo- + -meter: cf. F. photom[`e]tre.] (Physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.

Usage examples of photometer.

The jump in the photometers showed that the solar blade, invisible in empty space, had traveled sideways.

At our research station, away from Edo, the company maintains radiometers, photometers, photo-polarimeters, cameras.

It carried two spectrographs, a high-speed photometer, a wide-field Advanced Charge-Coupled Device, and a fine guidance sensor.