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ENG-11
12. Extenders (Sold separately)
With Extender EF1.4X ll or EF2X ll attached, the lens specifications will change as follows:
EF135mm f/2L USM
Focal length
Aperture
Angle of view
Maximum magnification (×)
(mm)
Diagonal Vertical Horizontal
EF1.4X II 189 f/2.8-45 13° 35' 7° 25' 11° 5' 0.27
EF2X II 270 f/4-64 9° 15' 5° 10' 7° 40' 0.38
EF200mm f/2.8L II USM
Focal length
Aperture
Angle of view
Maximum magnification (×)
(mm)
Diagonal Vertical Horizontal
EF1.4X II 280 f/4-45 9° 20' 5° 10' 7° 40' 0.22
EF2X II 400 f/5.6-64 8° 50' 4° 55' 7° 20' 0.32
EF300mm f/4L USM
Focal length
Aperture
Angle of view
Maximum magnification (×)
(mm)
Diagonal Vertical Horizontal
EF1.4X II 420 f/5.6-45 6° 10' 3° 20' 5° 0.18
EF2X II 600 f/8-64 4° 10' 2° 20' 3° 30' 0.26
EF400mm f/5.6L USM
Focal length
Aperture
Angle of view
Maximum magnification (×)
(mm)
Diagonal Vertical Horizontal
EF1.4X II 560 f/8-45 4° 25' 2° 25' 3° 40' 0.18
EF2X II 800 f/11-64 3° 5' 1° 40' 2° 35' 0.25