Physics, asked by sanjaiB541, 6 months ago

What are ‘bifocal’ lenses?Under what condition(s) are these required by a person?

Answers

Answered by Anonymous

1

Answer:

here's ur answer dude

Explanation:

Bifocals are eyeglasses with two distinct optical powers. Bifocals are commonly prescribed to people with presbyopia who also require a correction for myopia, hyperopia, and/or astigmatism.

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