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Photometry

3:46

Class 12 Physics Concept Video | Photometry | Photometer | by Ashish Arora

0:43

physics-Photometry- Illuminance

2:00

Aperture Photometry Tool (APT) Basic Tutorial

2:56

4. Physics | Photometry | Lambert Cosine Rule | by Ashish Arora (GA)

3:31

Headlamp photometric testing with a Goniophotometer by Instrument Systems

Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object's electromagnetic radiation. When photometry is performed over broad wavelength bands of radiation, where not only the amount of radiation but also its spectral distribution is measured, the term spectrophotometry is used.
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    • Methods 

    • Magnitudes and colour indices 

    • Applications 

    • CCD photometry 

    • Software