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Nikon AF-S Nikkor 24mm f/1.4G
Nikon AF-S Nikkor 24mm f/1.4G

Autofocus — Mis-focus Examples

I set out one evening to see if I could ferret out what causes the autofocus error. Thinking that perhaps some kind of lighting or other factor was involved, I shot a variety of images, but in the end the attempt was futile, my conclusion being that the 24/1.4G simply cannot be trusted for autofocus beyond roughly 30 feet (10 meters) or so.

These examples were taken with the Nikon D3x.

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Example 1

In this example, autofocus landed right in front of the tripod, about 10 feet away. An abysmal performance.

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Entire frame as shot, showing focus mark

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