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Define 1dioptre

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Define 1dioptre
  • 2 answers

Aryan Mishra 5 years, 7 months ago

1 dioptre is a power of lens whose focal length is 1metre. The SI unit of power of lens is 'dioptre' is denoted by the letter D.

Yogita Ingle 5 years, 7 months ago

The SI unit of power of lens is dioptre which is denoted by the letter D. 1 dioptre is defined as the power of a lens of focal length 1 metre.

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