Richard CanonNews / Sunday, November 12, 2017 / Categories: Lens Catalog Canon EF 100-400mm f/4.5-5.6L IS II USM Specifications for the Canon EF 100-400mm f/4.5-5.6L IS II USM Lens Category and Release Details Lens Mount TypeEF Lens CategoryTelephoto Zooms Launch DateNovember, 2014 Initial Price$2,199.00 Lens Characteristics Diameter94mm Length193mm Weight1570g Filter Thread77mm Rear Filter InstalledFalse WeathersealingTrue Focal Length100mm - 400mm Number of Elements / Groups21/16 Maxiumum Aperture4.50 Minumum Aperture32.00 Minumum Focal Distance0.98m Number of Diaphragm Blades9 Purchase Links for the Canon EF 100-400mm f/4.5-5.6L IS II USM Canon USA Canon USA Refurbished Amazon B&H PhotoVideo Adorama Features EF Mount L-Series Lens/Full-Frame Format One Fluorite and One Super UD Element Air Sphere and Fluorine Lens Coatings Ring-Type USM AF Motor, Internal Focus Optical Image Stabilizer with 3 Modes Rotating Zoom Ring & Torque Adjustment Weather-Sealed Design Detachable, Rotatable Tripod Collar Rounded 9-Blade Diaphragm Previous Article Canon EF 24-105mm f/3.5-5.6 IS STM Next Article Canon EF 11-24mm f/4L USM Print 1580 Richard CanonNewsRichard CanonNews Richard has been using Canon cameras since the 1990s, with his first being the now legendary EOS-3. Since then, Richard has continued to use Canon cameras and now focuses mostly on infrared photography. Richard is the founder and editor of CanonNews since 2017, and has worked as a writer on CanonRumors and other websites in the past. Other posts by Richard CanonNews Contact author Facebook page Please login or register to post comments.