EF 200-400mm f/4L IS USM Extender 1.4x

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The new EF200-400mm f/4L IS USM Extender 1.4x lens features a Built-in 1.4x extender to give an extended reach of 560mm. With the additional IS mode (mode 3), it gives the equivalent effect of a shutter speed 4 stops faster and is suited to suddenly occurring events.

To enhance the focusing experience during movie shooting, a Power Focus mode is featured to smoothly change to focus. A 2-step change in focus speed is available depending on the angle that the playback ring is rotated to. Throughout zoom range, the minimum focusing distance of 2 m remains constant even when using the built-in extender

  • Built-in Extender: 1.4×
  • Max aperture: f/4
  • With ring USM motor and IS
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Angle of View (Diagonal) 12°~6°10'
Angle of View (Horizontal) 10°~5°10'
Angle of View (Vertical) 7°~3°30'
Closest Focusing Distance (m, ft) 2.0/6.6
Construction (Groups Elements) 20-25
Diameter x Length (mm) (Approx.) 128 x 366
Distance Scale o
Drive System Ring-type USM
Filter Size (mm) 52
Max. Magnification (x) 0.15
Min. Aperture 32
No. of Diaphragm Blades 9
Anti-dust and Moisture Supported
Weight (g) (Approx.) 3620
Accessories (Lens Cap) E-145C
Accessories (Lens Hood) ET-120 (WII)
Accessories (Lens Bag) Lens Case 200-400
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