Optical Article Coated with a Sub-Layer and with a Heat Resistant, Multilayered Antireflection Coating, and Method for Producing Same
    1.
    发明申请
    Optical Article Coated with a Sub-Layer and with a Heat Resistant, Multilayered Antireflection Coating, and Method for Producing Same 有权
    涂有亚层和耐热多层抗反射涂层的光学制品及其制造方法

    公开(公告)号:US20120075705A1

    公开(公告)日:2012-03-29

    申请号:US12306228

    申请日:2007-06-26

    CPC分类号: G02B1/116

    摘要: The invention relates to an optical article having antireflection properties, optionally antistatic properties, having a high thermal and abrasion resistance, as well as the method for producing the same.The article of the invention comprises a substrate and, starting from the substrate: a sub-layer comprising a SiO2-based layer, said SiO2-based layer having a thickness greater than or equal to 75 nm et free from Al2O3; and a multilayered antireflection coating comprising a stack consisting in at least one high refractive index layer and at least one low refractive index layer, all the low refractive index layers of which comprising a mixture of SiO2 and Al2O3, and the high refractive index layers of which are not layers that do absorb in the visible region comprising a substoichiometric titanium oxide and reducing the relative visible light transmission factor (Tv) of the optical article by at least 10% as compared to a same article without any of said visible light absorbing layers.

    摘要翻译: 本发明涉及具有抗反射性,任意抗静电性,具有高耐热性和耐磨性的光学制品及其制造方法。 本发明的制品包括基材,从基材开始:包含SiO 2基层的子层,所述SiO 2基层的厚度大于或等于75nm且不含Al 2 O 3; 以及多层抗反射涂层,其包括由至少一个高折射率层和至少一个低折射率层组成的叠层,所述低折射率层的所有低折射率层包含SiO 2和Al 2 O 3的混合物以及其中的高折射率层 不是在包含亚化学计量的氧化钛的可见区域中吸收的层不是与没有任何所述可见光吸收层的相同制品相比将光学制品的相对可见光透射系数(Tv)降低至少10%的层。

    Optical article coated with a sub-layer and with a heat-resistant, multilayered antireflection coating, and method for producing same

    公开(公告)号:US09625620B2

    公开(公告)日:2017-04-18

    申请号:US12306228

    申请日:2007-06-26

    IPC分类号: G02B1/116

    CPC分类号: G02B1/116

    摘要: The invention relates to an optical article having antireflection properties, optionally antistatic properties, having a high thermal and abrasion resistance, as well as the method for producing the same.The article of the invention comprises a substrate and, starting from the substrate: a sub-layer comprising a SiO2-based layer, said SiO2-based layer having a thickness greater than or equal to 75 nm et free from Al2O3; and a multilayered antireflection coating comprising a stack consisting in at least one high refractive index layer and at least one low refractive index layer, all the low refractive index layers of which comprising a mixture of SiO2 and Al2O3, and the high refractive index layers of which are not layers that do absorb in the visible region comprising a substoichiometric titanium oxide and reducing the relative visible light transmission factor (Tv) of the optical article by at least 10% as compared to a same article without any of said visible light absorbing layers.