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CMS-CATEGORY_REF
CANON
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Extenders and Extension Tubes
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EF 1.4X III Extender
(3)
EF 2x III Tele-Extender
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Specifications for the EF1.4X III and EF2X III Extenders
Major Specifications
EF1.4X III: 7 elements in 3 groups
EF2
X
III: 9 elements in
5
groups
Dimensions
What is the Maximum Aperture with the 1.4X III Extender
Lenses that can be used with Extender EF1.4X III and EF2X III
These lenses can be used with either the Extender EF1.4
X
III or the EF2
X
III.