Problem 25.05 A camera lens has a focal length of 190mm Part A How far from the

Question

Problem 25.05 A camera lens has a focal length of 190mm
Part A How far from the lens should the subject for the photo be if the lens is 19.4cm from the film? Problem 25.05 A camera lens has a focal length of 190mm
Part A How far from the lens should the subject for the photo be if the lens is 19.4cm from the film? A camera lens has a focal length of 190mm
Part A How far from the lens should the subject for the photo be if the lens is 19.4cm from the film? Part A How far from the lens should the subject for the photo be if the lens is 19.4cm from the film?

Explanation / Answer

Apply 1/f = 1/p + 1/q

1/19 = 1/p + 1/19.4

p = 921.5 cm which is 9.215 m

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