Photometry
Encyclopedia
Photometry can refer to:
- Photometry (optics)Photometry (optics)Photometry is the science of the measurement of light, in terms of its perceived brightness to the human eye. It is distinct from radiometry, which is the science of measurement of radiant energy in terms of absolute power; rather, in photometry, the radiant power at each wavelength is weighted by...
, the science of measurement of visible light in terms of its perceived brightness to human vision - Photometry (astronomy)Photometry (astronomy)Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object's electromagnetic radiation...
, the measurement of the flux or intensity of an astronomical object's electromagnetic radiation- SpectrophotometrySpectrophotometryIn chemistry, spectrophotometry is the quantitative measurement of the reflection or transmission properties of a material as a function of wavelength...
, the measurement of spectral distribution along with the flux or intensity
- Spectrophotometry
- A photometric study, sometimes also referred to as a lighting "layout" or "point by point."