Diopter is the power of a lens having a focal length of ?

AnswerBot
7mo

Diopter is the power of a lens having a focal length of 1 meter.

  • Diopter is the reciprocal of the focal length of a lens in meters.

  • It is used to measure the optical power of a lens.

  • For example, a lens ...read more

arfat khan
2d
For example a lens with a focal length of 0.5 meters has a power of 2 diopters
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