Invention Grant
US08597767B2 Optical element, roller type nanoimprinting apparatus, and process for producing die roll 有权
光学元件,辊型纳米压印装置,以及制造模具辊的方法

Optical element, roller type nanoimprinting apparatus, and process for producing die roll
Abstract:
To provide an optical element having excellent adhesion to a lamination film, a roller nanoimprint apparatus, and a production method of a mold roller are disclosed. In at least one embodiment of the present invention, an optical element includes a nanostructure film including recesses and protrusions in nanometer size formed continuously on a surface of the nanostructure film and a lamination film laminated on the nanostructure film. The nanostructure film includes a nanostructure-free region free from the recesses and protrusions in nanometer size in both ends along a longitudinal direction of the nanostructure film.
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