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Message: <blockquote data-quote="JGobeil" data-source="post: 3291592" data-attributes="member: 24649">Dan, please allow me not to share your opinion about C-AF and Oly.  It used to be the case but Firmware V.3.0 for the EM-1 has changed the situation sharply.  Many people report excellent results that compare with the best APS-C DSLRs and I am one of them.Case in point: I was at Bonaventure Island last August to photograph Northern Gannets.  I brought home about 500 BIF photos taken with the EM-1 in C-AF mode and at least 75% are focused correctly.  Attached are 5 examples.  These were taken with the Panasonic 100-300mm which is a consumer grade lens;  I can only imagine what the results would have been with a Pro lens like the coming 300mm.You are right about wanting more than 300mm.  We birders always want more reach and we'll never have enough.  However, 300mm with a 1.4X TC on a 2X crop camera is getting quite serious, at a decent price.RegardsJulesC-AF - ISO 800 - 1/4000 and 1/5000 sec - f/8.0</blockquote>