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Olympus Zuiko 60mm f/2.8 ED
Olympus Zuiko 60mm f/2.8 ED

Graphic Visualization of Field Curvature

These two examples with Olympus Zuiko 60mm f/2.8 ED using color saturation to shown the transition from a sharp zone to the unsharp zone.

These are approximations which might be of help in understanding where to expect peak sharpness from the Olympus 60mm f/2.8.

ƒ/4 representation

Use of ƒ/4 affords similar latitude to ƒ/5.6, but the transition to less sharp starts a little earlier.

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