photometry


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photometry

 [fo-tom´ĕ-tre]
measurement of the intensity of light.

pho·tom·e·try

(fō-tom'ĕ-trē),
The measurement of the intensity of light.

photometry

/pho·tom·e·try/ (fo-tom´ĕ-tre) measurement of the intensity of light.

photometry 

The measurement of light with a photometer. See candela per square metre; luminous flux; footcandle; footlambert; illuminance; luminous intensity; lambert; luminance; millilambert; photometer.
Table P3 Common photometric units
luminous flux
lumens
luminous intensity (I)
candela = lumens/steradian
illuminance (E)
lux = lumens/m2
footcandle = lumens/ft2
luminance (L)
candela/m2
candela/ft2
footlambert
lambert
millilambert
1 footlambert (fL) = 3.426 cd/m2
1 lambert = 3183 cd/m2
1 millilambert = 3.183 cd/m2
1 candela/m2 = 0.2919 fL
1 candela/ft2 = 3.142 fL

pho·tom·e·try

(fō-tom'ĕ-trē)
The measurement of the intensity of light.

photometry,

n the measurement of the intensity of light, usually in foot-candles.

photometry

measurement of the intensity of light.
References in periodicals archive ?
5) The lightcurve of this outburst is shown in Figure 3a, with expanded views of the photometry shown in Figure 4.
Hall, DS, Genet RM: "Photoelectric Photometry of Variable Stars.
The standard application of the photometry technique only analyses the inclination angle v, although the in-plane angle is easily accessible.
We were performing differential photometry of variable stars with an automated telescope which is now at Fairborn Observatory, Washington Camp, AZ.
It is important to note that 8655 Part 7 does approve "vertical beam photometry," which is very useful in verifying robotic pipettors that dispense to microtitre plates.
Absorbance photometry relies on delivery of a dye solution into a cuvette or measuring cell, where the color change is measured and quantified.
Research: Due to its low-altitude location, most of the research activities will involve different types of photometry.
At baseline, lumbar spine bone mineral density (BMD) as measured by dual-energy x-ray photometry was significantly lower in the anorexic girls.
EFFECT OF PHASE ON FAST FOURIER TRANSFORMS WITH APPLICATIONS TO TIME-SERIES PHOTOMETRY Travis Laurance * and Eric Klumpe, Middle Tennessee State University, Murfreesboro, Tennessee.
The second half of the report deals with the progress that has already been made towards the resolution of the problem of calibration, particularly the studies aimed at obtaining an initial list of normal stars with reliable spectral type and good visible photometry and that have a high density on the sky.
Photometry provides a simple method for determining the hydroxy methylfurfurol content - a high level indicating spoilage due to heat or lengthy storage, the normal HMF content should be approximately 0.