Canon 200-400mm f4L IS USM Ext 1.4x is an Auto Focus (AF) Telephoto Zoom
lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Canon 200-400mm f4L IS USM Ext 1.4x is compatible with cameras that have Canon EF
lens mount. Some of the latest released cameras with Canon EF lens mount are Canon 1D X III
, Canon 6D MII
and Canon 5D MIV
Max sensor coverage of Canon 200-400mm f4L IS USM Ext 1.4x is 35mm FF
Canon 200-400mm f4L IS USM Ext 1.4x has a focal range of 200-400mm and 2.0X zoom ratio. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 320 - 640mm.
Optical Image Stabilization
Canon 200-400mm f4L IS USM Ext 1.4x features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.
Canon 200-400mm f4L IS USM Ext 1.4x is available in White color.
Canon 200-400mm f4L IS USM Ext 1.4x features Rotary (internal)
zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compare to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.
Maximum Magnification Ratio
Canon 200-400mm f4L IS USM Ext 1.4x has a Max Magnification Ratio of 0.15x
and has a minimum focusing distance of 2m
Canon 200-400mm f4L IS USM Ext 1.4x is a fixed aperture lens with a constant max aperture of f4 from 200mm all the way to the 400mm .
Canon 200-400mm f4L IS USM Ext 1.4x's optical formula consists of 25 elements in 20 groups. Following special elements are used in this design:
- Ultra-Low dispersion glass elements
- Sub-Wavelength Structure
- Super Spectra Coating
**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.