Canon EF 100-300mm f/4.5-5.6 USM Telephoto Zoom Lens for Canon SLR Cameras

  • EF mount; telephoto zoom lens
  • Inner focusing; full-time manual focus
  • 100-300mm focal length
  • f/4.5-5.6 maximum aperture
  • Ring-type UltraSonic Motor (USM)

Highly practical and portable telephoto zoom lens. The five zoom groups make the length only 4.8 in. (121.5mm). With rear focusing, the lens does not change length or rotate during focusing. Any filter effects therefore remain intact. It also makes autofocusing quick and quiet.The Canon EF 100-300mm lens completes a fusion of state-of-the-art electronics, mechanical precision, and optical excellence. The fully electronic EF lens mount is unique among 35mm SLR cameras, operating silently and re
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Canon Telephoto Lens