Canon Extender RF 1.4x is a teleconverter for use with compatible Canon RF Mount lenses and cameras and provides 1.4X magnification, which means when attached to a compatible lens, the apparent focal range of your lens will be increased 1.4X times. At the same time, this teleconverter reduces the aperture value of the attached lens by 1.0 stops.
Canon Extender RF 1.4x for RF-Mount Main Features
- RF-Mount Teleconverter
- 1.4x Magnification Factor
- Maintains Metering, Autofocus, and IS
- Dust and Water Resistant
Optical Design
The optical construction of the Canon Extender RF 1.4x consists of 7 elements in 4 groups.
Physical Specs
The Canon Extender RF 1.4x weighs 224.0g / 7.90oz . It has a diameter of 71.1mm / 2.80 inch and a length of 20.32mm / 0.80 inch.
Lenses that are Compatible with Canon Extender RF 1.4x for RF-Mount
Currently there are 8 lenses that are compatible with the Canon Extender RF 1.4x for RF-Mount. Please be mindful that trying to use a teleconverter with an unsupported
lens may result in damage on the lens and the teleconverter itself.
Here is table of how the effective focal length and aperture of these lenses change when used with the Canon Extender RF 1.4x.
Effective Focal Range and Aperture with Canon Extender RF 1.4x
Other Teleconverters in Canon RF Mount
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