optical power en · NOUN
Meanings
- (countable, uncountable) The degree to which a lens, mirror, or other optical system converges or diverges light, equal to the reciprocal of the focal length of the device.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| optical powers | Number=Plur | lexicographic |
Synonyms
convergence power · dioptric power · refractive power · focusing power