04-05-2015, 09:28 PM
The problem is that the EXIF data is not accurate enough to produce "hard" data. If it was we could just take the delta between the center focus and the corner focus.
If things are really extreme we tend to publish a 2nd MTF chart e.g.
http://www.opticallimits.com/samsungnx/6...24?start=1
Sample images are a difficult topic. It would have to be a constant scene in order to allow a comparison across different lenses.
If things are really extreme we tend to publish a 2nd MTF chart e.g.
http://www.opticallimits.com/samsungnx/6...24?start=1
Sample images are a difficult topic. It would have to be a constant scene in order to allow a comparison across different lenses.