Question

what is meant by bifocal ....??(≧▽≦)​

Answer 1

Explanation:

having two focal lengths which one part that corrects for near vision and one for distant vision a bifocal eyeglass lens.

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Answer 2

Answer:

having two focal lengths. 2 : having one part that corrects for near vision and one for distant vision a bifocal eyeglass lens.

Explanation:

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