| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminated film for optic, which has small luminance spots with the suppression of the occurrence of bend or curl and when being used as a light diffusion film, can cover the emission line of backlight and includes excellent light diffuseness. <P>SOLUTION: The laminated film for optic comprises a supporting layer and a light diffusion layer provided on both sides of the supporting layer. The supporting layer is a biaxially stretched layer comprising a polyester and a filler. The light diffusion layer is a layer comprising: a polyester having a melting point lower than that of the polyester of the supporting layer by 5-50°C; and a light diffusion component, and containing substantially no void. <P>COPYRIGHT: (C)2010,JPO&INPIT |
