AA filter comparison: K-5, K-5 II and K-5 IIs

Rod Herdman wrote:

That's a nice comparison. Especially the lines on the head to the right of the Martini bottle.

As others have replied though it's only valid if they used the same lens (i.e. one that is up to the quality of the sensor, rather than one being outresolved by the sensor) and that focus is bang on.