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Measurement of the properties of light, especially luminous intensity.

pho′to·met′ric (fō′tə-mĕt′rĭk), pho′to·met′ri·cal (-rĭ-kəl) adj.
pho′to·met′ri·cal·ly adv.
pho·tom′e·trist n.
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Adv.1.photometrically - by photometric means; "photometrically measured"
References in periodicals archive ?
The blood levels of total cholesterol (TC), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), and TG were measured photometrically in an automatic analyzer (Cobas Integra 400, Roche, Mannheim, Germany).
This enables a search for candidates from a repository of 3D images (RGB plus corresponding Depth or stereopairs) that are photometrically similar.
Insulin and Glucose: Both plasma glucose and insulin were measured photometrically using a biochemistry analyser Cobas Integra Plus 400 (Roche Diagnostics, Germany).
The amount of nucleosomes retained by the POD in the immunocomplex, corresponding to the extent of apoptosis was quantitatively determined photometrically with ABTS (2,2'-azinobis-3-efhyl-benzofhiazo-line-6-sulfonic acid) as substrate, using a microplate reader at a wavelength of 405 nm and reference wavelength of 490 nm.
Prostatic citric acid levels were determined photometrically.
In alkaline solution, magnesium forms a colored complex with xylidyl blue which is determined photometrically.
Milligram concentrations of Mo(VI) and W(VI) ions were determined photometrically on the KFK-3-01 conductometer (LLK ZOMZ, Russia) [26, 27].
violaceum (CV12472) in presence of bacterial extract was studied by extracting violacein and quantifying photometrically using method described by Husain and Ahmad (23) with little modifications.
This stable colored complex is measured photometrically at 570 nm.
Lipase and amylase enzymes were photometrically measured using an Abbott ARCHITECT c16000 device.
In the final step the Stop Solution is added and the optical density of the developed colour is read photometrically.