noun
- the measurement and study of light, including its intensity, brightness, and other properties
Usage: technical; used in physics, astronomy, and engineering
Examples
- Photometry is essential in astronomy for measuring the brightness of distant stars.
- The laboratory uses advanced photometry techniques to analyze light absorption in materials.
- Photometry helps engineers design lighting systems that meet safety standards.
- Astronomers rely on photometry to detect exoplanets by observing changes in starlight.
- The camera's photometry system automatically adjusts exposure based on available light.