Canon EF 2x III teleconverter (Teleconverter, Canon EF)
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Canon EF 2x III teleconverter

Teleconverter, Canon EF

Question about Canon EF 2x III teleconverter

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beni.thomann

3 years ago

I have the converter in combination with a 100-400 lens,now the autofocus no longer works?

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NoApple

3 years ago

Yes, this is normal with most Canon DSLRs. They can no longer focus at f11.