A focus-bracketing study with the Zeiss 15mm f/2.8 Distagon on the Nikon D800E. Retina grade images and crops from f/2.8 through f/16 are provided, along with commentary and analysis on how to choose the best focusing point for a deeply 3D scene like this.
In addition, a composite image approach is included.
- Case Study: Focus Bracketing for Best Sharpness (Guide to Zeiss)
- Focus Bracketing with a 15mm Lens on Nikon D800E (Making Sharp Images)