photometer

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Euclid launched in July to probe the fine details of this sprawling structure with a state-of-the-art 600-megapixel visible-light camera and a wide-field near-infrared spectrometer and photometer.

From Scientific American • Nov. 8, 2023

Euclid also has a near-infrared spectrometer and photometer for measuring each galaxy’s redshift, or the wavelength-stretching effect that occurs in light arriving from the faraway cosmos.

From New York Times • Jul. 1, 2023

Using an instrument called a photometer, which measures brightness very accurately, researchers can detect those dips and—from their duration and frequency—can deduce the size of the exoplanet and its orbit.

From Science Magazine • Jan. 14, 2015

The machines, like the electronic nose or the laser-wielding robot that measures atmospheric ozone 10 kilometers up known as the sun photometer, constantly monitor air quality from 17 different sites.

From Scientific American • Jan. 8, 2013

See Bradley Jaubert, arsenious oxide purifier, Javal burners, blocking of, purifier, Jet photometer of acetylene, Joint-making in generators, pipes,

From Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power by Leeds, F. H. (Frank Henley)