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Canon 200-400mm f4 + 1DX AF question

Started Jun 14, 2019 | Questions thread
Marquee Regular Member • Posts: 407
Re: Canon 200-400mm f4 + 1DX AF question
1

Have you tried turning "lens drive when AF impossible" on? Might help. The recommendation is normally to have lens drive turned off for long focal lengths to prevent hunting: is the subject nearly in focus yet still the AF is still not activating?

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