ANTI-ABRASION MULTILAYER LENS FILM
PROBLEM TO BE SOLVED: To provide an anti-abrasion multilayer lens film which is hardly damaged during assembling work and after assembling and has satisfactory optical performance. SOLUTION: The anti-abrasion multilayer lens film is prepared by integrating a back surface layer 3 made of a specified...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
18.12.2008
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Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To provide an anti-abrasion multilayer lens film which is hardly damaged during assembling work and after assembling and has satisfactory optical performance. SOLUTION: The anti-abrasion multilayer lens film is prepared by integrating a back surface layer 3 made of a specified acrylic resin on one surface of a lens layer 2 which is made of polycarbonate and has a lens surface 2a on the other surface thereof according to melt coextrusion. COPYRIGHT: (C)2009,JPO&INPIT |
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Bibliography: | Application Number: JP20070149119 |