Conventions Used In This Instruction - Canon EF-S 10-22mm f/3.5-4.5 USM Instruction

Thank you for purchasing a Canon product.
The Canon EF-S10-22mm f/3.5-4.5 USM lens
is a compact and lightweight, ultra-wide
angle lens with high-performance optics. It
has been developed for use with EOS
cameras* compatible with EF-S lenses.
* As of February 2010, only the EOS 7D, EOS 50D,
EOS 40D, EOS 30D, EOS 20D, EOS 20Da, EOS
REBEL T2i/550D, EOS REBEL T1i/500D, EOS
REBEL XSi/450D, EOS REBEL XS/1000D, EOS
DIGITAL REBEL XTi/400D DIGITAL, EOS
DIGITAL REBEL XT/350D DIGITAL, and EOS
DIGITAL REBEL/300D DIGITAL are compatible
with EF-S lenses.
¡"USM" stands for Ultrasonic Motor.
Features
1. An aspheric lens element and super UD lens
element afford excellent image delineation
and ultra-wide zoom.
2. Ultrasonic motor (USM) for quick and quiet
autofocusing.
3. Manual focusing is available after the subject
comes into focus in autofocus mode (ONE
SHOT AF).
4. A truly round aperture hole results in a nicer
background blur.

Conventions used in this instruction

Warning to prevent lens or camera
malfunction or damage.
Supplementary notes on using the lens
and taking pictures.
ENG-1