Canon EF 200-400mm f/4L IS USM Extender 1.4X Instruction page 27

Camera/Extender Compatibility Chart
*1: EOS-1D Mark II, EOS-1Ds Mark II,
EOS-1D Mark II N, EOS-1D, EOS-1Ds,
EOS-1V/HS, EOS-3
*2: EOS650, EOS620, EOS750,
EOS750 QD, EOS850, EOS850 QD,
EOS700, EOS10S/10, EOS REBEL/1000,
EOS REBEL S/1000 F,
EOS REBEL S QD/1000 FN QD,
EOS ELAN/100, EOS630/600, EOS RT,
EOS-1, EOS REBEL II/1000 N, EOS A2/5
20. Extension Tubes
(Sold Separately)
You can attach extension tube EF12 II or EF25
II for magnified shots. The shooting distance
and magnification are shown below.
When the internal extender is set at 1x
Focusing Distance
Range (mm)
Close
distance
WIDE 1350
EF12 II
TELE 2057
WIDE 1029
EF25 II
TELE 1783
When the internal extender is set at 1.4x
Focusing Distance
Range (mm)
Close
distance
WIDE 1601
EF12 II
TELE 1795
WIDE 1354
EF25 II
TELE 1634
MF mode is recommended for accurate focusing.
Magnification (×)
Long Close Long
distance distance distance
3743 0.17 0.06
12954 0.2 0.03
1883 0.26 0.13
6182 0.26 0.07
Magnification (×)
Long Close Long
distance distance distance
7496 0.36 0.04
26536 0.26 0.02
3835 0.52 0.09
13248 0.32 0.05
ENG-26