https://community.usa.canon.com/t5/Share-Your-Photos/Canon-EF-400-F2-8-with-Canon-2X/m-p/301674#M2374 <P>I am generally not a fan of using teleconverters with a lens and especially not the 2X but the EF 400 F2.8 design is so good that it does pretty well with the 2X.&nbsp; Not something I plan to use often but I am glad it is a possibility if the need arises.</P><P>&nbsp;</P><P>Both show with a Canon 1DX III @ 1/1600 F5.6</P><P>&nbsp;</P><P>Rodger</P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/22944i8D656EE9B4B24A67/image-size/original?v=1.0&amp;px=-1" border="0" alt="AS0I4077.JPG" title="AS0I4077.JPG" /></P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/22945i35F7F91B252B090E/image-size/original?v=1.0&amp;px=-1" border="0" alt="AS0I4165.JPG" title="AS0I4165.JPG" /></P> Tue, 07 Apr 2020 22:04:21 GMT wq9nsc 2020-04-07T22:04:21Z https://community.usa.canon.com/t5/Share-Your-Photos/Canon-EF-400-F2-8-with-Canon-2X/m-p/301674#M2374 <P>I am generally not a fan of using teleconverters with a lens and especially not the 2X but the EF 400 F2.8 design is so good that it does pretty well with the 2X.&nbsp; Not something I plan to use often but I am glad it is a possibility if the need arises.</P><P>&nbsp;</P><P>Both show with a Canon 1DX III @ 1/1600 F5.6</P><P>&nbsp;</P><P>Rodger</P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/22944i8D656EE9B4B24A67/image-size/original?v=1.0&amp;px=-1" border="0" alt="AS0I4077.JPG" title="AS0I4077.JPG" /></P><P>&nbsp;</P><P><IMG src="https://community.usa.canon.com/t5/image/serverpage/image-id/22945i35F7F91B252B090E/image-size/original?v=1.0&amp;px=-1" border="0" alt="AS0I4165.JPG" title="AS0I4165.JPG" /></P> Tue, 07 Apr 2020 22:04:21 GMT https://community.usa.canon.com/t5/Share-Your-Photos/Canon-EF-400-F2-8-with-Canon-2X/m-p/301674#M2374 wq9nsc 2020-04-07T22:04:21Z