Question: A camera with a 90-mm-focal-Iength lens is focused on an object 130 m from the lens. To refocus on an object 6.50 m from the

A camera with a 90-mm-focal-Iength lens is focused on an object 130 m from the lens. To refocus on an object 6.50 m from the lens, by how much must the distance between the lens and the film be changed? To refocus on the more distant object, is the lens moved toward or away from the film?

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