The focal length of a converging lens in air is +148.6 cm. The radii ofcurvature of the surfaces comprising the lens are R1= 38.6 cm andR2= 61.9 cm, both having their center of curvatures on the back sideof the lens. What is the index of refraction of the material composingthe lens?

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Answered: The focal length of a converging lens…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter38: Refraction And Images Formed By Refraction

Section: Chapter Questions

Problem 43PQ: Figure P38.43 shows a concave meniscus lens. If |r1| = 8.50 cm and |r2| = 6.50 cm, find the focal...

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A thin plastic lens with index of refraction n = 1.67 has radii of curvature given by R1 = 12 0 cm and R2 = 40.0 cm. Determine (a) the focal length of the lens, (b) whether the lens Ls converging or diverging and the image distances for object distances of (c) infinity, (d) 8,00 cm, and (e) 50.0 cm.

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The focal length of a converging lens in air is +148.6 cm. The radii of curvature of the surfaces comprising the lens are R1= 38.6 cm and R2= 61.9 cm, both having their center of curvatures on the back side of the lens. What is the index of refraction of the material composing the lens?