Canon EF 70-300mm lens

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The EF 70–300mm lenses are a series of telephoto zoom lenses made by Canon Inc. They have a Canon EF lens mount to work with the EOS line of cameras.

Four Canon EF telephoto zoom lenses carry the 70–300mm designation.

• EF 70–300mm f/4.5–5.6 DO IS USM
• EF 70–300mm f/4–5.6L IS USM
• EF 70–300mm f/4–5.6 IS USM
• EF 70–300mm f/4–5.6 IS II USM

All versions offer image stabilization (IS) and ultrasonic motor drive (USM) and have nearly the same maximum aperture of 4/4.5 to 5.6 over their entire focal range.