Canon EF 100-400mm F4.5-5.6L IS USM Specifications
Photo © 2012 by LensTests.com
"Dust Trombone"/"Dust Pump"
Diagonal Angle of View:
24° - 6.1°
F32 - F38
Number of Aperture Blades:
Ring-USM, internal focus mechanism (RF?), varifocal
Full Focus Throw:
Dual Pixel CMOS AF:
E-TTL II Distance Information:
reported by Lens Play and IR Forum
100.54-392mm F4.68-n.a. at 1:15.9-1:4.8
This lens was the first ever launched L series zoom. It features a focus limiter (full, 6.5m - ∞) and comes with detachable tripod collar Canon Tripod Mount Ring B.
*There seem to be some minor incompatibilities and dysfunctionalities when using IS lenses with their IS activated with older analog EOS camera models. See EOS Documentation Project for details (slightly different for the 75-300mm F4.0-5.6 IS USM here).
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