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Still a little confused ,if my 50m lens is now the equivilant of a 70+mlens then is my 18-70 actually 27-105 when used on my d80 with 1.6 sensor
The D80 is 1.5x crop factor. So the 18-70 mm lens has the same angle of view as a 27-105 mm lens on a film/full frame body.
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