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Canon EF Lenses Manual page 13

Canon ef lenses for eos cameras
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See a Different Dimension
A super telephoto lens can make an ordinary scene into an extraordinary
one. Its ability to see surpasses that of the human eye. It can compress
images and make them look as if they come from another dimension.
It opens up new realms of photographic expression. All EF super
telephoto lenses are L-series lenses to provide the highest quality.
The USM provides quiet and high-speed autofocusing. These lenses
promise outstanding delineation and put your imagination to the test.
EF 400mm f/4 IS DO USM
•f/4 •1/1250 sec.
EF 400mm f/2.8L IS USM
Virtually the standard lens for many
professional sports shooters, this
optical powerhouse is ideal for any film
or digital application where you need
telephoto power and low-light capability.
With one Fluorite element and two UD-
glass elements, it's one lens you won't
need to stop down to get a good image.
The Image Stabilization only adds to its
all-around abilities. Details include a
network of weather-resistant seals
and gaskets, and a focus preset that
enables instant return to a memorized
focusing distance.
24
EF 400mm f/5.6L USM
Light. Portable. Excellent handling.
Sharp. And amazingly fast autofocus.
The 400mm f/5.6L is all of these things,
and a premier choice for wildlife and
nature photographers — one of the
finest telephoto lenses in the world for
fast-moving subjects such as birds in
flight or motor sports. It uses UD-glass
elements to provide outstanding optical
quality, even wide-open, and image
quality is preserved when used with
either the EF 1.4x II or EF 2x II tele
extenders. It accepts 77mm filters, and
has a built-in removable tripod collar.
World's First Diffractive Optics Lens for Photography
EF 400mm f/4 DO IS USM
An entirely new optical technology for
SLR camera lenses, Multi-Layer
Diffractive Optics, makes possible a
400mm super-telephoto lens that's
about 1/3rd shorter and significantly
lighter. Diffractive Optics don't end
there — combined with a small Fluorite
S U P E R T E L E P H OTO L E N S E S
EF 500mm f/4L IS USM
Always a favorite of motor sports,
wildlife and nature shooters, the
relatively lightweight 500mm lens now
adds Image Stabilization for an
unbeatable package of handling and
sharpness. Fluorite and UD-glass — a
combination available from no other
lens manufacturer — provide great
performance, even with the EF 1.4x II or
2x II tele extender attached. It focuses
down to less than 15 feet (4.5m), and
offers the same weather-resistant
design and incredible AF speed as its
300mm, 400mm and 600mm siblings.
element, they permit almost total
elimination of chromatic aberrations,
and at the same time are able to
combat spherical aberrations.
Combining portability and easy handling,
Image Stabilization, weather-resistant
construction, superb optics and incredible
AF performance, the 400mm DO IS lens
is ideal for photographers who want
super-telephoto power along with good
lens speed in a hand-holdable package.
Fluorite lens
25
Super UD lens
Diffractive Optical lens
UD lens

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