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Still Life tests, Canon 20D body (sub-frame sensor)

18mm f/2.8	18mm f/8
28mm f/3.5	28mm f/8
50mm f/4.5	50mm f/8

VFA Target, Canon 20D body (sub-frame sensor)

18mm f/2.8
Upper Left	Center
18mm f/8
Upper Left	Center
28mm f/3.5
Upper Left	Center
28mm f/8
Upper Left	Center
50mm f/4.5
Upper Left	Center
50mm f/8
Upper Left	Center