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Presbyopia mai bi-focal lens use hota …

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Presbyopia mai bi-focal lens use hota hai kya???
  • 5 answers

Yuvraj Singh 6 years, 8 months ago

Yes concave and convex both are used

Anjali Malviya 6 years, 8 months ago

Thanx all of u...

Varsha Saini 6 years, 8 months ago

Yes, as person is not able to see both near by and far objects

Reet Kaur 6 years, 8 months ago

Yess

Sarthak Vats 6 years, 8 months ago

Haa
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