The EF 300mm f/2.8L IS USM sets new standards in performance and versatility with its lighter weight, better balance, and particularly its new Image Stabilization. In addition, the tripod collar can be removed for even more weight reduction and hand-holding comfort.
Fluorite & UD elements eliminate secondary spectrum chromatic aberration
AF speed is the fastest in the world
Full-time manual focus override
AF Stop function shuts off autofocus when an obstruction appears
Dust & moisture resistance made exceptional by magnesium alloy lens barrel and new rear gasket at lens mount
Two-stage image stabilization; dual-axis camera shake correction or vertical axis only(for panning)
3-stage focus limiter
Focus preset function allows for returning to a specifically set focus by turning a ring in front of the focus ring