Canon EF 400mm f/2.8L IS USM Instructions Manual page 13

Tips on Using the Image Stabilizer
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When using the extender EF2× II with the
EF500mm f/4L IS USM or EF600mm f/4L IS
USM, you can use the Image Stabilizer with the
following cameras: EOS-1Ds Mark III, EOS-1Ds
Mark II, EOS-1Ds, EOS-1D Mark III, EOS-1D
Mark II N, EOS-1D Mark II, EOS-1D, EOS 40D,
30D, 20D, 20Da, 10D, 5D, EOS DIGITAL
REBEL XSi/EOS 450D, EOS DIGITAL REBEL
XTi/400D DIGITAL, EOS DIGITAL REBEL
XT/350D DIGITAL, EOS DIGITAL REBEL/300D
DIGITAL, EOS D60, D30, EOS DCS1, DCS3,
D2000, D6000, EOS-1V/HS, EOS-
1N/DP/HS/RS, 3, ELAN 7E/ELAN 7/30/33,
ELAN 7NE/ELAN 7N/30V/33V, ELAN II/ELAN II
E/50/50E, 3000/88, REBEL XS/500, REBEL
2000/300, REBEL Ti/300V, REBEL T2/300X,
REBEL K2/3000V, IX, IX Lite/IX7
●
Depending on the camera there may be image
shake, such as after releasing the shutter.
However, this does not affect shooting.
●
If you set the camera's Custom Function to
change the assigned button to operate the AF,
the Image Stabilizer will operate when you press
the newly assigned AF button.
8. Infinity Compensation Mark
30 70
10 20
32 32
Distance index
To compensate for shifting of the infinity focus
point that results from changes in temperature.
The infinity position at normal temperature is the
point at which the vertical line of the L mark is
aligned with the distance indicator on the
distance scale.
For accurate focusing in MF on subjects at infinity
distance, look through the viewfinder while rotating
the focusing ring.
Infinity compensation mark
ft
m
ENG-12