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19. Camera/Extender Compatibility Chart
Internal Extender
Extender Model
EOS-1D X, EOS 5D Mark III, EOS-1D Mark IV,
EOS-1Ds Mark III, EOS-1D Mark III
EOS Digital Cameras
(cameras listed on the following page*
EOS Digital Cameras
(not applicable to 1D X, 5D Mark III, 1D Mark IV, 1Ds Mark III,
1
1D Mark III, or cameras listed under*
on the following page)
SLR Film Camera (EOS-1V)
SLR Film Cameras
(not applicable to EOS-1V or cameras
2
listed under*
on the following page)
SLR Film Cameras
(cameras listed on the following page*
AF
Autofocusing (AF) is possible when shooting
Autofocusing is possible when shooting. However, the AF function might not focus correctly.
Please fine tune the AF when using a camera equipped with an AF micro adjustment function.
AF*
Please use manual focus when the AF function is not performing correctly while shooting with a camera which is not
equipped with an AF micro adjustment function.
• For information on AF operation and micro adjustments, please refer to the camera's instruction manual.
MF
AF cannot be used. Therefore, please use manual focus (MF).
AF cannot be used. Therefore, please use manual focus (MF).
MF*
However, AF can be used by updating your camera's firmware.
Please check the Canon website for information about firmware updates.
The Image Stabilizer function can be used.
k
**
The Image Stabilizer function cannot be used with the cameras*
EF1.4x III and EF2x III extenders are recommended for use with EOS Digital Cameras.
●
●
1x (Maximum aperture: f/4)
1.4x II
Actual Aperture
f/5.6
Function AF
IS
1
)
AF*
k
2
)
2x II
1.4x III
2x III
f/8
f/5.6
f/8
AF
IS
AF
IS
AF
MF*
MF*
AF*
AF
AF
k
k
MF
MF
Cannot be used
**
2
listed on the following page.
1.4x (Maximum aperture: f/5.6)
1.4x II
2x II
f/8
f/11
IS
AF
IS
AF
IS
MF*
AF*
k
k
k
MF
MF
**
**
1.4x III
2x III
f/8
f/11
AF
IS
AF
IS
MF*
AF
MF
k
k
MF
Cannot be used
ENG-25
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