Canon Ext

[Bullysrus]

Hi All,

Quick question about the Canon 1.4 & 2 xx Ext.

Do they both Auto Focus with the following, which one would be best.

Canon 70-200 f2.8 is mkii

Canon 100-400 is

 

[squishy]

Both would AF with the 70-200, neither with the 100-400 (it becomes f/6.3-8 with the 1.4x and f/9-11 with the 2x)

 

[markmullen]

The 100-400 with 1.4x would AF centre point only on 1 series bodies

 

[admirable]

The 100-400 with 1.4x would AF centre point only on 1 series bodies

What he says!

 

[LongLensPhotography]

Get mk III - they are better.

 

[Bullysrus]

Get mk III - they are better.

Thanks, ill take a look