Durable and scratch-resistant anti-reflective articles
    66.
    发明授权
    Durable and scratch-resistant anti-reflective articles 有权
    耐用且耐刮擦的防反光制品

    公开(公告)号:US09335444B2

    公开(公告)日:2016-05-10

    申请号:US14706505

    申请日:2015-05-07

    Abstract: Embodiments of durable, anti-reflective articles are described. In one or more embodiments, the article includes a substrate and an optical coating disposed on the major surface. The optical coating includes an anti-reflective coating and a scratch-resistant coating forming an anti-reflective surface. The article exhibits a maximum hardness of 12 GPa or greater, as measured on the anti-reflective surface by a Berkovich Indenter Hardness Test along an indentation depth of about 100 nm or greater. The articles of some embodiments exhibit a single side average light reflectance measured at the anti-reflective surface of about 8% or less over an optical wavelength regime in the range from about 400 nm to about 800 nm and a reference point color shift in transmittance or reflectance of less than about 2. In some embodiments, the article exhibits an angular color shift of about 5 or less at all angles from normal incidence to an incident illumination angle that is 20 degrees or greater.

    Abstract translation: 描述了耐用的抗反射制品的实施例。 在一个或多个实施例中,制品包括设置在主表面上的基底和光学涂层。 光学涂层包括形成抗反射表面的抗反射涂层和耐刮擦涂层。 通过Berkovich压头硬度试验在约100nm或更大的压痕深度下,在抗反射表面上测量的最大硬度为12GPa或更高。 一些实施例的制品在约400nm至约800nm范围内的光波长范围内在抗反射表面测量的单侧平均光反射率为约8%或更小,透射率的参考点颜色偏移或 反射率小于约2.在一些实施例中,制品在从法向入射到20度或更大的入射照明角度的所有角度处呈现约5或更小的角度色偏。

    DURABLE AND SCRATCH-RESISTANT ANTI-REFLECTIVE ARTICLES
    67.
    发明申请
    DURABLE AND SCRATCH-RESISTANT ANTI-REFLECTIVE ARTICLES 有权
    耐用和耐刮擦抗反射物品

    公开(公告)号:US20150323705A1

    公开(公告)日:2015-11-12

    申请号:US14706505

    申请日:2015-05-07

    Abstract: Embodiments of durable, anti-reflective articles are described. In one or more embodiments, the article includes a substrate and an optical coating disposed on the major surface. The optical coating includes an anti-reflective coating and a scratch-resistant coating forming an anti-reflective surface. The article exhibits a maximum hardness of 12 GPa or greater, as measured on the anti-reflective surface by a Berkovich Indenter Hardness Test along an indentation depth of about 100 nm or greater. The articles of some embodiments exhibit a single side average light reflectance measured at the anti-reflective surface of about 8% or less over an optical wavelength regime in the range from about 400 nm to about 800 nm and a reference point color shift in transmittance or reflectance of less than about 2. In some embodiments, the article exhibits an angular color shift of about 5 or less at all angles from normal incidence to an incident illumination angle that is 20 degrees or greater.

    Abstract translation: 描述了耐用的抗反射制品的实施例。 在一个或多个实施例中,制品包括设置在主表面上的基底和光学涂层。 光学涂层包括形成抗反射表面的抗反射涂层和耐刮擦涂层。 通过Berkovich压头硬度试验在约100nm或更大的压痕深度下,在抗反射表面上测量的最大硬度为12GPa或更高。 一些实施例的制品在约400nm至约800nm范围内的光波长范围内在抗反射表面测量的单侧平均光反射率为约8%或更小,透射率的参考点颜色偏移或 反射率小于约2.在一些实施例中,制品在从法向入射到20度或更大的入射照明角度的所有角度处呈现约5或更小的角度色偏。

    Low-Color Scratch-Resistant Articles with a Multilayer Optical Film
    68.
    发明申请
    Low-Color Scratch-Resistant Articles with a Multilayer Optical Film 有权
    具有多层光学膜的低色防刮物品

    公开(公告)号:US20140335330A1

    公开(公告)日:2014-11-13

    申请号:US14262066

    申请日:2014-04-25

    Abstract: Embodiments of this disclosure pertain to articles that exhibit scratch-resistance and improved optical properties. In some examples, the article exhibits a color shift of about 2 or less, when viewed at an incident illumination angle in the range from about 0 degrees to about 60 degrees from normal under an illuminant. In one or more embodiments, the articles include a substrate, and an optical film disposed on the substrate. The optical film includes a scratch-resistant layer and an optical interference layer. The optical interference layer may include one or more sub-layers that exhibit different refractive indices. In one example, the optical interference layer includes a first low refractive index sub-layer and a second a second high refractive index sub-layer. In some instances, the optical interference layer may include a third sub-layer.

    Abstract translation: 本公开的实施方案涉及具有耐刮擦性和改善的光学性质的制品。 在一些实例中,当在照射下照射角度约为0度至约60度的入射照明角度时,该物品呈现约2或更小的色移。 在一个或多个实施例中,制品包括衬底和设置在衬底上的光学膜。 光学膜包括防刮层和光学干涉层。 光学干涉层可以包括呈现不同折射率的一个或多个子层。 在一个示例中,光学干涉层包括第一低折射率子层和第二高折射率子层。 在一些情况下,光学干涉层可以包括第三子层。

    DURABLE COVER ARTICLES WITH OPTICAL BAND-PASS FILTERING FOR SENSORS

    公开(公告)号:US20250093186A1

    公开(公告)日:2025-03-20

    申请号:US18829992

    申请日:2024-09-10

    Abstract: A cover article for a sensor is described herein that includes: a substrate; and an outer layered film disposed on the substrate. The outer layered film comprises alternating high and low refractive index (RI) layers. Each of the high RI layers comprises a nitride or an oxynitride. The outer layered film can have a physical thickness from about 500 nm to 12,000 nm. The article has at least two non-overlapping wavelength bands, each band having a bandwidth from 5 nm to 200 nm and a central wavelength within a spectrum from 400 nm to 1200 nm. Further, the article exhibits, for each of the at least two non-overlapping wavelength bands, (a) an average two-surface transmittance of >70% within incident angles from 0° to 20° and (b) an average two-surface transmittance of

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