摘要 |
<P>PROBLEM TO BE SOLVED: To provide a punchable abrasion flaw-resistant double layer lens film hardly flawed during assembling work or the like, excellent in a punching characteristic, and having excellent optical performance. <P>SOLUTION: This punchable abrasion flaw-resistant double layer lens film includes a lens layer 2 with a lens pattern on an outer face, and a polycarbonate base material layer 3 laminated on an inner face of the lens layer 2, the lens layer 2 comprises a transparent resin having a fixed value or more of hardness and a fixed value or more of refractive index, and having an affinity to a polycarbonate, and the resin constituting the lens layer 2 is integrally formed with the polycarbonate of the base material layer 3, by fusion coextrusion. <P>COPYRIGHT: (C)2009,JPO&INPIT |