Important details on the introduction page should be read prior to viewing these crops. Those details are not repeated here.
This is where the lens was focused.
The 135/2L at f/2 shows a high contrast detailed image. Stopping down to f/2.8 boosts the contrast, and it then peaks at f/4, with f/5.6 bringing a very faint but observable drop in micro contrast on very fine details. All in all, an outstanding performance which is maintained all the way through f/11, within the limits of diffraction.
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