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CANON
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EF 2x III Tele-Extender
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Lenses that can be used with Extender EF1.4X III and EF2X III
Usable lenses:
Lens Focal Length & Maximum Aperture EF1.4X III EF2X III EF 135mm f/2L USM 189mm f/2.8 270mm f/4 EF 180mm f/3.5L Macro USM 252mm f/4.5 360mm f/6.7 EF 200mm f/2.8L USM 280mm f/
4 400
mm
f
/5.6 EF 200mm
f
/2.8
L
II
USM
280
mm
f
/4
What is the Maximum Aperture with the EF 2x III Extender
When the
EF
1.4
x II is attached, the lens maximum aperture will be smaller (darker) by 1 stop.
The camera will compensate the exposure automatically.
Lens Specifications with the Extender EF 1.4x II/III or EF 2x II/III
Lens Specifications with the Extender EF
1.4
x II/III or
EF
2x II/III
Specifications for the EF1.4X III and EF2X III Extenders
Major Specifications
EF1.4X III: 72.0 dia.
x 27.2
mm
/ 2.8 x 1.1 inch
How to mount and dismount the EF 2x III Extender
EF 2x III Extender : What are the parts and controls - nomenclature?