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Canon Extender EF 1.4x II Teleconverter
Canon Extender EF 1.4x II
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Canon Extender EF 1.4x III Teleconverter
Canon Extender EF 1.4x III
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Sony 2.0x Teleconverter
Sony 2.0x Teleconverter
Editiorial reviews
2
2 editorial reviews
Looking for a Canon lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
The Canon EF 200-400mm f/4L IS USM Extender 1.4x comes complete with an internal tele-converterRead more
Read editorial reviews
1
1 editorial reviews
Looking for a Canon lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
Read editorial reviews
3
3 editorial reviews
Find out if the Sony lens is right for you.Read more
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Read editorial reviews
User rating
39
4.0 out of 5
39 user ratings
5 stars
33 %
4 stars
33 %
3 stars
33 %
2 stars
0 %
1 stars
0 %
43
4.1 out of 5
43 user ratings
5 stars
37 %
4 stars
39 %
3 stars
20 %
2 stars
2 %
1 stars
0 %
30
4.2 out of 5
30 user ratings
5 stars
40 %
4 stars
43 %
3 stars
16 %
2 stars
0 %
1 stars
0 %

General

Mount typeCanon EFCanon EFSony/Minolta Alpha

Dimensions

Weight7.76 oz7.83 oz7.05 oz
Diameter2.87 in2.83 in1.73 in
Length1.07 in1.06 in2.52 in

Optics

Elements576
Groups4 pc35

Often compared with Canon Extender EF 1.4x II

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Canon Extender EF 1.4x II Teleconverter
Canon Extender EF 1.4x III
CanonExtender EF 1.4x II
CanonExtender EF 1.4x III

Often compared with Canon Extender EF 1.4x III

Canon Extender EF 1.4x III Teleconverter
Canon Extender EF 1.4x II
CanonExtender EF 1.4x III
CanonExtender EF 1.4x II