Two new Canon zoom lenses should now be waiting for you at your favourite retailer. They are the Canon EF 70-200 mm f/4L IS II USM and EF 70-200 mm f/2.8L IS III USM.
The EF 70-200 mm f/4L features numerous updates over its predecessor. Optical Image Stabilization is upgraded from three stops to five shutter speed stops of correction over the original f/4 lens. The new lens also features three IS modes, each uniquely designed and suitable for a variety of shooting situations, such as the capture of still subjects, panning or fast moving objects. The IS operational noise has been reduced.
Other features: one fluorite lens and two UD lenses help to provide high-image quality; minimum focusing distance shortened from 1.2 m to 1 m (3.9ft to 3.3ft); Super Spectra Coating technology and optimized lens element placement helps minimize ghosting and flaring; circular nine blade aperture; 20 lens elements in 15 groups; fluorine coating on front and rear elements helps to reduce smears and fingerprints; inner focusing system with Ring Ultrasonic Motor.
The EF 70-200 mm f/2.8L offers Air Sphere Coating (ASC) technology to help reduce flaring and ghosting, and suppresses the reflection of light.
Other features: Optical Image Stabilizer up to 3.5 shutter speed stops of correction; fluorine coating on front and rear elements helps to reduce smears and fingerprints; inner focusing system with Ring Ultrasonic Motor; one fluorite lens and five UD lenses help to provide high-image quality; minimum focusing distance of 1.2 m (3.9ft); 23 elements in 19 groups; circular eight blade aperture.