BE 518 F2017 Homework 2 SOLNS.pdf

# BE 518 F2017 Homework 2 SOLNS.pdf - 1 Problem 1 Magnifying...

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1. Problem 1. Magnifying glass. Object is a worm located 90 mm to the left of a biconvex lens with focal length f = 100 mm. MP = 250 mm / f = 2.5

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2 . Camera. Object is an insect located 200 mm away from a camera lens with focal length 50 mm.
3 Object is a person 0.5 m from the edge of a spherical reflective ball of diameter 1 m.

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SOLUTION 4
5

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6 Explain what you see in this photo Spoon acts as a convex or concave mirror depending on its orientation. Convex side: diverging mirror, focal length f ≈ - a few cm. Subject distance s
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• Fall '17
• Photographic lens

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