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Message: <blockquote data-quote="Derry" data-source="post: 1239486" data-attributes="member: 55358">think we are going to have to draw the line in the sand somewhere and go with what we have,, just reading an article on how much AA filtering  Olympus does compared to other brands which has negative impact on resolution,, you just mentioned the Oly E420 which seems to have even more AA as it is rendering some soft photos from the same lens, owners had sharper photos with on prior bodies,, the more we read the more data to place into the coffer and digest,, our end result is trying to resolve some fine lines at given distance,, either the equipment can or it cannot,, when we get to the longer distance air turblance is going to have great impact,, how do we control or calculate that into obtaining a sharp image,, we have the base that Jules prepared with test chart(s),, lets shoot them at prime filling the screen and then start working at given distances to see what we can resolve on the lines at given X mags,, if we want to use the cameras factor into the calculation I am fine with it,, Derry</blockquote>