PHOSPHOR SHEET, WHITE LIGHT SOURCE DEVICE HAVING SAID PHOSPHOR SHEET, AND DISPLAY APPARATUS HAVING SAID WHITE LIGHT SOURCE DEVICE
申请人:Dexerials Corporation
公开号:EP3321718A1
公开(公告)日:2018-05-16
Disclosed are a phosphor sheet capable of improving color purity of each of RGB reproduced through a color filter, a white light source device including the phosphor sheet, and a display device including the white light source device. The disclosed phosphor sheet is a phosphor sheet for converting LED light into white light, including: a phosphor layer containing at least a phosphor and a resin; and a pair of transparent substrates sandwiching the phosphor layer, in which the phosphor sheet includes a coloring material having an absorption maximum wavelength of at least one of from 480 nm to 510 nm or from 570 nm to 620 nm.
本发明公开了一种能够提高通过彩色滤光片再现的 RGB 各色彩纯度的荧光粉片、一种包括该荧光粉片的白光光源装置,以及一种包括该白光光源装置的显示装置。所公开的荧光粉片是一种用于将 LED 光转换为白光的荧光粉片,包括:至少含有荧光粉和树脂的荧光粉层;以及夹住荧光粉层的一对透明基板,其中荧光粉片包括一种着色材料,该材料的吸收最大波长至少为 480 纳米至 510 纳米或 570 纳米至 620 纳米中的一种。