Biology, asked by anjujaspal2288, 8 hours ago

A corrective lens has power of 4.5D.Find the focal length of the. Is the prescribed?

Answers

Answered by adityatatte10

1

Answer:

So, basically Power =1/focal length

Therefore, Focal length = 1/power

= 1/4.5 = 0.22 m= 22 cm.

hope you gotta.

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