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25-10-11, 09:52 PM
Join Date: Aug 2009
Originally Posted by
Sorry, AMK, I agree with most of what you say (especially the bit about the 18-105) but that is just hokum. Or whatever they call it. 18mm is 18mm, until someone provides evidence that they might think it's different, which the OP didn't.
You are correct. 18mm is 18mm on a full frame or crop sensor. What is different is the field of view, so a 18mm lens on a crop camera will give the same field view as 24mm lens on a full frame.
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