What is the maximum enlargement

Reference no: EM13339912

An enlarging camera has a maximum extension of 4 ft between the negtive and the paper. The focal length of the lens is 10 inches and the seperation of its principal points, which are crossed, is 0.5 inches

(a) what is the maximum enlargement that can be made with this equipment?

(b) What is the minimum reduction?

Reference no: EM13339912

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