EF400mm F4 DO IS USM II Specifications

  • Total length 232.7mm
  • Weight is 2100 grams
  • Third generation DO lens
  • One large-diameter UD lens
  • One large-diameter aspherical lens grinding
  • Camera shake compensation effect of the four stages
  • SWC special coating
  • Dust and water resistant

Source: [DCI] via [CE]


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