Zoom lens and image pickup apparatus including the same

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United States of America Patent

PATENT NO 9874733
SERIAL NO

15226210

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Abstract

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A zoom lens includes, in order from an object side to an image side: a first lens unit having a negative refractive power; and a second lens unit having a positive refractive power, the interval between the adjacent lens units varying during zooming. The configuration of the first lens unit, the focal length f1 of the first lens unit, and the back focus Sk at the wide angle end are appropriately set.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Okumura, Tetsuichiro Tokyo, JP 4 10

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