A person needs a lens of power -5.5 Dioptre for correcting his distant vision. For correcting his near vision, he needs a lens of power +1.5 Dioptre. What is the focal length of the lens required for correcting 1. distant vision and 2. near vision? How to solve the answer? Please help me.

Name: a person needs a lens of power 55 dioptre for correction his distant vision for correcting his near visions he need a lens of power 15 dioptre what is the focal length of the lens required f 37592
Uploaded: 2022-09-01T11:24:40-08:00
Duration: 2 min 34 s
Channel: Adi S
Description: a person needs a lens of power 55 dioptre for correction his distant vision for correcting his near visions he need a lens of power 15 dioptre what is the focal length of the lens required f 37592

          A person needs a lens of power -5.5 Dioptre for correcting his distant vision. For correcting his near vision, he needs a lens of power +1.5 Dioptre. What is the focal length of the lens required for correcting 1. distant vision and 2. near vision? How to solve the answer? Please help me.

Added by Jose Manuel B.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adi S

09/01/2022

Step 1

Substituting the power of -5.5 dioptre, we get f = 1 / (-5.5) = -0.1818 meters = -18.18 centimeters. Step 2: For correcting near vision, the focal length of the convex lens can be calculated using the formula f = 1 / power. Substituting the power of +1.5 dioptre, Show more…

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A person needs a lens of power -5.5 Dioptre for correcting his distant vision. For correcting his near vision, he needs a lens of power +1.5 Dioptre. What is the focal length of the lens required for correcting 1. distant vision and 2. near vision? How to solve the answer? Please help me.