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a web page) is a more relevant measure of displayed size. Define the final magnification (or final reproduction ratio) as the image size on the final print divided by the original object size. This definition of final reproduction ratio compares the size of the finished image, as displayed, with the actual size of the subject. Because the displayed image usually is larger than the film frame or image sensor, the final reproduction ratio is the product of the optical reproduction ratio (determined by the lens) and the magnification

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