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Old 10-22-2009, 04:39 AM
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Quote:
Originally Posted by dakwegmo View Post
This is incorrect. The focal length is constant regardless of the body it is placed on. The amount of the image circle used changes depending on the size of the sensor, but the focal length does not.
A fair point, however, most writings consider the DX crop factor and will write it as 28-200 FX and 42-300 DX
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