http://forums.dpreview.com/forums/post/50086545
The Setup:-
One of the Crops:-
The Test Conditions as mentioned:-
"1. Lens used is Pentax-M 100mm f/4.0, shot at f/11, 1/125, ISO100 mounted on tripod.
2. Subjects are lighting with two Lastolite RayD8 5500K continuous lights.
3. Focusing was done manually with focus lock confirmation.
4. Each image was recorded as RAW DNG and converted using Adobe Photoshop CS6. All sharpening and noise reduction were turned off in ACR."