Question
What is the unit of power of a lens? Define the unit of power of a lens.
Solution
The unit for the power of a lens is a dioptre (D). One dioptre is the power of a lens whose focal length is 1 metre.
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Solution What is the Unit of Power of a Lens? Define the Unit of Power of a Lens. Concept: Refraction at Spherical Surfaces and by Lenses - Power of a Lens.