Canon EF 70-200mm f4L USM - Manual (Page 2)

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The Canon EF70-200mm f/4L USM lens is a
compact, high-performance telephoto zoom lens
for Canon EOS cameras.
• "USM" stands for Ultrasonic Motor.
Features
1. With fluorite and UD lens elements,
outstanding image delineation is obtained.
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. The lens is compatible with Extender EF1.4X ll
and EF2X ll.
Conventions used in this instruction
Warning to prevent lens or camera malfunction
or damage.
Supplementary notes on using the lens and
taking pictures.
Thank you for purchasing a Canon product.
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