Title:
光学的に向上された固体状態の光変換器
Document Type and Number:
Japanese Patent JP7023996
Kind Code:
B2
Abstract:
To provide an optically enhanced solid-state light converter.SOLUTION: A light converter (200) comprises: a solid-state light conversion material (201) that generates emission light from excitation light incident on its surface; a filler layer (230, 240) on the surface of the solid-state light conversion material (201); and an optical coating (220, 250) on the filler layer. The optical coating (220, 250) may be a thin film, such as an anti-reflective coating (220) and/or a high-reflective coating (250). A metallic coating (260) may additionally be provided. The light converter (200) may be used for optical devices, such as a phosphor wheel or an automotive head light.SELECTED DRAWING: None
Inventors:
Hwang Yu Young
Tsao Simon
Tsao Simon
Application Number:
JP2020020559A
Publication Date:
February 22, 2022
Filing Date:
February 10, 2020
Export Citation:
Assignee:
Materion Corporation
International Classes:
G02B5/20; F21V7/26; F21V7/28; G03B21/14
Domestic Patent References:
| JP2012185980A | ||||
| JP2013130605A |
Foreign References:
| CN101539270A | ||||
| US20130257264 |
Attorney, Agent or Firm:
Shusaku Yamamoto
Morishita Natsuki
Morishita Natsuki