Eyepiece

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10606065
APP PUB NO 20180299660A1
SERIAL NO

15578708

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention provides an eyepiece. The eyepiece is composed of one lens, which comprises a first surface and a second surface that are opposite, wherein, the first surface is a curved surface, and the second surface is a Fresnel structure surface; the Fresnel structure surface is formed by a plurality of annular zones that are sequentially arranged, to form a sawtooth surface, and each of the annular zones is formed by a working surface and a non-working surface, the working surface is an aspheric surface, and the non-working surface is a straight bevel; and the eyepiece satisfies the following conditional expression: 85°

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First Claim

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Patent Owner(s)

  • ZHEJIANG SUNNY OPTICS CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dai, Fujian Ningbo, CN 278 347
Jin, Yinfang Ningbo, CN 3 7
Song, Litong Ningbo, CN 19 13

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