| 发明名称 |
OPTICAL MEMBER AND DISPLAY DEVICE |
| 摘要 |
An optical member includes a plate like light diffusion member having a light incidence surface and a light emitting surface opposed each other, a phosphor layer provided directly on the light emitting surface of the light diffusion member and containing a phosphor that converts a color light to another color light, and a protection layer formed on a surface on the side opposite to the light diffusion member, of the phosphor layer. A moisture vapor transmission rate of the light diffusion member is 2 g/m2/day or less. |
| 申请公布号 |
US2015330604(A1) |
申请公布日期 |
2015.11.19 |
| 申请号 |
US201514809629 |
申请日期 |
2015.07.27 |
| 申请人 |
DEXERIALS CORPORATION |
发明人 |
TSUKAHARA Tsubasa;KASEGAWA Ryo;ITO Yasushi;NADA Naoji |
| 分类号 |
F21V9/16;G02B1/14;G02F1/1335 |
主分类号 |
F21V9/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An optical member comprising:
a plate like light diffusion member having a light incidence surface and a light emitting surface opposed each other, a phosphor layer provided directly on the light emitting surface of the light diffusion member and containing a phosphor that converts a color light to another color light, and a protection layer formed on a surface on the side opposite to the light diffusion member, of the phosphor layer, wherein a moisture vapor transmission rate of the light diffusion member is 2 g/m2/day or less. |
| 地址 |
Tokyo JP |
