Canon EF 400mm f/2.8L IS III USM EF400mm f/2.8L IS III USM Instructions - Page 2

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Thank you for purchasing a Canon product. Canon's EF400mm f/2.8L IS III USM is an Image Stabilizer-equipped super-telephoto lens for use with EOS cameras. OO "IS" stands for Image Stabilizer. OO "USM" stands for Ultrasonic Motor. Camera Firmware Please use the latest version of firmware with the camera in use. For details on whether the firmware is the latest version or not, and for details on updating the firmware, please check the Canon website. Conventions used in these instructions Warning to prevent lens or camera malfunction or damage. Supplementary notes on using the lens and taking pictures. ENG-1

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ENG-1
Thank you for purchasing a Canon product.
Canon’s EF400mm f/2.8L IS III USM is an
Image Stabilizer-equipped super-telephoto
lens for use with EOS cameras.
O
“IS” stands for Image Stabilizer.
O
“USM” stands for Ultrasonic Motor.
Conventions used in these instructions
Warning to prevent lens or camera malfunction
or damage.
Supplementary notes on using the lens and
taking pictures.
Camera Firmware
Please use the latest version of firmware with
the camera in use. For details on whether the
firmware is the latest version or not, and for
details on updating the firmware, please check
the Canon website.