Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
OPTICAL MEMBER, MANUFACTURING METHOD THEREFOR, AND LIGHT DISTRIBUTION ELEMENT
Document Type and Number:
WIPO Patent Application WO/2022/071165
Kind Code:
A1
Abstract:
An optical member (100) that functions as an optical coupling layer has a first layer (10) having a porous structure, and a second layer (20) contacting a first main surface of the first layer. The second layer (20) includes a resin composition, and has a transmittance of 5% to 85% with regard to a first light that is within the wavelength range of greater than 800 nm and less than or equal to 2000 nm. The first layer (10) includes a first region (12) having the porous structure, and a second region (14) in which pores of the porous structure are filled with a resin composition.

Inventors:
MATSUO NAOYUKI (JP)
YOSHIKAWA TAKAHIRO (JP)
Application Number:
PCT/JP2021/035207
Publication Date:
April 07, 2022
Filing Date:
September 24, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NITTO DENKO CORP (JP)
International Classes:
F21S2/00; B32B5/18; B32B7/023; F21V8/00; G02B5/00; G02B6/00; F21Y115/10; F21Y115/30
Domestic Patent References:
WO2019182100A12019-09-26
WO2008129727A12008-10-30
Foreign References:
JP2007305544A2007-11-22
JP2013061428A2013-04-04
Attorney, Agent or Firm:
OKUDA Seiji (JP)
Download PDF: