Title:
FLY-EYE LENS PREPARATION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/013024
Kind Code:
A1
Abstract:
A fly-eye lens preparation method comprises the following steps: preparing a fly-eye mold (1) and a fly-eye base (2), wherein a hemispherical recess matching the fly-eye base (2) is provided on the fly-eye mold (1), the bottom of the hemispherical recess is provided with a plurality of recessed surfaces arranged in an array, the fly-eye base (2) is a hemispherical structure and is provided with micro-pipes (3) therein passing through a spherical surface and a flat surface of the fly-eye base (2), and openings of the micro-pipes (3) on the spherical surface are arranged consistently with the recessed surfaces in the fly-eye mold (1); and matchingly disposing the fly-eye base (2) in the fly-eye mold (1), injecting polydimethylsiloxane into the micro-pipes (3) of the fly-eye base (2), curing the polydimethylsiloxane, and removing the fly-eye base (2) from the fly-eye mold (1) so as to obtain a fly-eye lens.
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Inventors:
DAI BO (CN)
ZHANG LIANG (CN)
ZHANG DAWEI (CN)
ZHANG LIANG (CN)
ZHANG DAWEI (CN)
Application Number:
PCT/CN2020/102247
Publication Date:
January 28, 2021
Filing Date:
July 16, 2020
Export Citation:
Assignee:
UNIV OF SHANGHAI FOR SCIENCE AND TECHNOLOGY (CN)
International Classes:
G02B3/00
Foreign References:
| CN110261940A | 2019-09-20 | |||
| CN106772715A | 2017-05-31 | |||
| CN102540705A | 2012-07-04 | |||
| CN104441370A | 2015-03-25 | |||
| JP2010122599A | 2010-06-03 | |||
| US8576489B2 | 2013-11-05 |
Attorney, Agent or Firm:
SUNRAY INTELLECTUAL PROPERTY ATTORNEYS (CN)
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