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Canon EF 400 mm f/4 DO IS II USM

Pictures:
Specifications:
Manufacturer Canon
Model EF 400 mm f/4 DO IS II USM
Lens style Telephoto
Focal length 400 mm
Maximum aperture f/4
Angle of view 6.2 o
Closest focusing distance 3.3 m
Maximum magnification 1:7.7
Minimum aperture 22
Number of diaphragm blades 9
Auto focus type AF USM
Lens Construction 18 elements / 12 groups
Filter diameter 52 mm
Macro No
Available mounts Canon EF
Dimensions 232.7 x 128 mm
Weight 2100 g
Additional information Announced: 15.09.2015
Average rating (1 owners reviews)
Build quality
Optical quality
Value for money

Overall

4.67 Good
Owners reviews (1)
  1. matheus photo
    matheus photo 26 June 2015, 09:59
    Build quality
    Optical quality
    Value for money

    Overall

    IP 203.59.x.x
    Owner since: 3 months
    Price: AUS$ 8300
    User profile: Semipro

    Cons: Loss of image quality with 2x Extender.

    Pros: Low weight for a 400 mm prime. Weight is perfectly balanced on a 1DX. Focus is very fast and accurate. Works well with 1.4 extender, image quality is great and focus speed is still fast

    Summary: Excellent lens for birds in flight