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Teleconverters, TC-20 EIII and 200-500mm no autofocus? Experiences wanted.
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<blockquote data-quote="J-see" data-source="post: 533814" data-attributes="member: 31330"><p>f/5.6*1.4 = 7.84 which should focus with the newer cams but *1.7 = 9.52 or *2.0 = 11.2 are both beyond their capabilities.</p><p></p><p>The 2.0 on my 70-300mm was a no-go. They only hunted.</p></blockquote><p></p>
[QUOTE="J-see, post: 533814, member: 31330"] f/5.6*1.4 = 7.84 which should focus with the newer cams but *1.7 = 9.52 or *2.0 = 11.2 are both beyond their capabilities. The 2.0 on my 70-300mm was a no-go. They only hunted. [/QUOTE]
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Teleconverters, TC-20 EIII and 200-500mm no autofocus? Experiences wanted.
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