isophotal
/ˌaɪsəˈfoʊtəl/
adjective
- Relating to or having equal brightness or light intensity, especially in astronomy or image processing.
- Using isophotal analysis, the team measured the light distribution across the nebula.
- The image software can create isophotal maps that show areas of equal brightness.
- The astronomer studied the isophotal contours of the galaxy to map its structure.