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Meaning of optical power | Babel Free

Noun CEFR B2

Definitions

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.

countable, uncountable

Equivalents

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

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