[neong]

EF100-400L + Extender EF 1.4X II 會唔會有auto focus?用50D

如果唔得..有無乜副廠extender可以用又有auto focus 1.4 或 2 . 都得..

thanks

[pongyee]

總而言之，加左之後光圈小於 F5.6 就唔可以自動對焦。

[Canon Ball]

Basically, cannot. If you can, it is very trouble~!

[新人甲]

聽聞FF可以去到8/F, 如果係就得. 我無FF..唔知係唔係真. 都好想知. 但同時又好茅盾...如果係......又一條毒引上FF.

[Obi-Wan]

新人甲
"聽聞FF可以去到8/F" <===== my 5D mark2 + 2X + 70-200/f4 cannot AF

[新人甲]

TKS! Obi-Wan. That means 100-400 also cannot. released and money saved!