Optical imaging lens including six lenses of +-+-+-or +++-+-refractive powers

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United States of America

PATENT NO 12216249
SERIAL NO

17145423

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Abstract

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The disclosure discloses an optical imaging lens, which sequentially includes, from an object side to an image side along an optical axis: a first lens having positive refractive power; a second lens having refractive power; a third lens having refractive power; a fourth lens having negative refractive power, wherein an object-side surface thereof is a concave surface, while an image-side surface is a convex surface; a fifth lens having positive refractive power; and a sixth lens having negative refractive power, wherein an object-side surface thereof is a convex surface. TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens on the optical axis, ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens, TTL and ImgH meet 4.0 mm

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Patent Owner(s)

  • ZHEJIANG SUNNY OPTICS CO., LTD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Nian Zhejiang, CN 13 203
Dai, Fujian Zhejiang, CN 289 589
Wu, Xujiong Zhejiang, CN 2 0
Zhang, Kaiyuan Zhejiang, CN 69 229
Zhao, Liefeng Zhejiang, CN 252 503

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