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    • 1. 发明授权
    • Polarized optical element having differentiated transmittance properties for use in eye-protecting devices
    • 具有不同透光性的极化光学元件用于眼睛保护装置
    • US07506976B2
    • 2009-03-24
    • US11450797
    • 2006-06-08
    • Paolo BaiocchiGraziano MarusiFederico Menta
    • Paolo BaiocchiGraziano MarusiFederico Menta
    • G02C7/10
    • G02C7/12
    • A polarized optical element is disclosed comprising an upper portion and a lower portion defined at opposite parts with respect to a median line passing through the geometric center of the optical element, wherein: a) in the upper portion and at a distance of at least 10 mm from the median line the factor of luminous transmittance is between 3% and 20%; b) in the lower portion and at a distance of at least 10 mm from the median line the factor of luminous transmittance is between 15% and 65%; c) the ratio of the luminous transmittance measured in the lower portion at a distance of at least 10 mm below the median line and the luminous transmittance measured in the upper portion at a distance of at least 10 mm above the median line is not lower than 1.5; d) the colors of the upper and lower portions of the optical element are such that: d1) the absolute value of the difference between the value of the colorimetric coordinate a* of the upper portion measured at a point located 10 mm above the median line and the value of the colorimetric coordinate a* of the lower portion measured at a point located 10 mm below the median line is comprised between 0 and 60, d2) the absolute value of the difference between the value of the colorimetric coordinate b* of the upper portion measured at a point located 10 mm above the median line and the value of the colorimetric coordinate b* of the lower portion measured at a point located 10 mm below the median line is comprised between 0 and 60, e) the degree of polarization of the optical element is uniform both along a vertical and along a horizontal direction and is equal to at least 45% as measured according to European Standard EN 1836.
    • 公开了一种偏振光学元件,其包括相对于穿过光学元件的几何中心的中线在相对部分限定的上部和下部,其中:a)在上部和至少10的距离处 mm,距中线的透光率在3%〜20%之间; b)在距离中线至少10mm的下部和距离中,透光率为15%至65%之间; c)在中线下方至少10mm以下的距离处测量的下部的透光率与在中线上方至少10mm的距离上部测量的透光率的比率不低于 1.5; d)光学元件的上部和下部的颜色使得:d1)在位于中线上方10mm的点处测量的上部的比色坐标a *的值之间的差的绝对值 并且在位于中线下方10mm的点处测量的下部的比色坐标a *的值包括在0和60之间,d2)比色坐标b *的值之间的差的绝对值 在位于中线上方10mm的点处测量的上部和在位于中线下方10mm的点处测量的下部的比色坐标b *的值包括在0和60之间,e)极化度 的光学元件沿着垂直方向和水平方向是均匀的,并且等于根据欧洲标准EN 1836测量的至少45%。
    • 2. 发明申请
    • Polarized optical element having differentiated transmittance properties for use in eye-protecting devices
    • 具有不同透光性的极化光学元件用于眼睛保护装置
    • US20070008485A1
    • 2007-01-11
    • US11450797
    • 2006-06-08
    • Paolo BaiocchiGraziano MarusiFederico Menta
    • Paolo BaiocchiGraziano MarusiFederico Menta
    • G02C7/10
    • G02C7/12
    • A polarized optical element is disclosed comprising an upper portion and a lower portion defined at opposite parts with respect to a median line passing through the geometric center of the optical element, wherein: a) in the upper portion and at a distance of at least 10 mm from the median line the factor of luminous transmittance is between 3% and 20%; b) in the lower portion and at a distance of at least 10 mm from the median line the factor of luminous transmittance is between 15% and 65%; c) the ratio of the luminous transmittance measured in the lower portion at a distance of at least 10 mm below the median line and the luminous transmittance measured in the upper portion at a distance of at least 10 mm above the median line is not lower than 1.5; d) the colors of the upper and lower portions of the optical element are such that: d1) the absolute value of the difference between the value of the colorimetric coordinate a* of the upper portion measured at a point located 10 mm above the median line and the value of the colorimetric coordinate a* of the lower portion measured at a point located 10 mm below the median line is comprised between 0 and 60, d2) the absolute value of the difference between the value of the colorimetric coordinate b* of the upper portion measured at a point located 10 mm above the median line and the value of the colorimetric coordinate b* of the lower portion measured at a point located 10 mm below the median line is comprised between 0 and 60, e) the degree of polarization of the optical element is uniform both along a vertical and along a horizontal direction and is equal to at least 45% as measured according to European Standard EN 1836.
    • 公开了一种偏振光学元件,其包括相对于穿过光学元件的几何中心的中线在相对部分限定的上部和下部,其中:a)在上部和至少10的距离处 mm,距中线的透光率在3%〜20%之间; b)在距离中线至少10mm的下部和距离中,透光率为15%至65%之间; c)在中线下方至少10mm以下的距离处测量的下部的透光率与在中线上方至少10mm的距离上部测量的透光率的比率不低于 1.5; d)光学元件的上部和下部的颜色使得:d1)在位于中线上方10mm的点处测量的上部的比色坐标a *的值之间的差的绝对值 并且在位于中线下方10mm的点处测量的下部的比色坐标a *的值包括在0和60之间,d2)比色坐标b *的值之间的差的绝对值 在位于中线上方10mm的点处测量的上部和在位于中线下方10mm的点处测量的下部的比色坐标b *的值包括在0和60之间,e)极化度 的光学元件沿着垂直方向和水平方向是均匀的,并且等于根据欧洲标准EN 1836测量的至少45%。
    • 4. 发明申请
    • METHOD FOR MANUFACTURING AN OPTICAL ELEMENT MADE OF THERMOSETTING PLASTIC MATERIAL FOR USE IN EYE-PROTECTING DEVICES AND OPTICAL ELEMENT THUS OBTAINED
    • 制造用于保护设备的热塑性材料的光学元件的方法和获得的光学元件
    • US20100141890A1
    • 2010-06-10
    • US12597910
    • 2008-05-05
    • Federico MentaMatteo LagasiGraziano Marusi
    • Federico MentaMatteo LagasiGraziano Marusi
    • G02C7/12B29D11/00
    • B29D11/0073B29D11/00413B29D11/00528
    • A method is described for manufacturing an optical element (13) made of thermosetting plastic material comprising the steps of: a) positioning in a mould a first self-supporting layer (6) made of partially cross-linked thermosetting plastic material including reactive functional groups; b) forming, on at least one surface of the self-supporting layer (6), a second layer (12) including: i) a polymerisable material in liquid phase including: prepolymers and/or monomers including reactive functional groups capable of chemically reacting with the reactive functional groups of the self-supporting layer made of partially cross-linked thermosetting plastic material, a reactive component including functional groups capable of chemically reacting with the reactive functional groups of the prepolymers and/or of the monomers and optionally with the reactive functional groups of the self-supporting layer (6) made of partially cross-linked thermosetting plastic material; ii) at least one element adapted to modify the spectral characteristics of the transmitted light; and c) cross-linking said first (6) and second (12) layers in the mould, so as to form a solid monolithic optical element (13) made of thermosetting plastic material comprising at least one functionalised layer (12) adapted to modify the spectral characteristics of the transmitted light. The optical element (13) thus obtained may have polarising properties, has optimal optical and mechanical characteristics and is capable at the same time of modifying the spectral characteristics of the transmitted light as desired.
    • 描述了一种用于制造由热固性塑料材料制成的光学元件(13)的方法,包括以下步骤:a)在模具中定位由部分交联的热固性塑料材料制成的第一自支撑层(6),其包括反应性官能团 ; b)在所述自支撑层(6)的至少一个表面上形成第二层(12),所述第二层(12)包括:i)液相中的可聚合材料,包括:包含能够化学反应的反应性官能团的预聚物和/或单体 具有由部分交联的热固性塑料材料制成的自支撑层的反应性官能团,反应性组分包括能够与预聚物和/或单体的反应性官能团化学反应的官能团,并且任选具有反应性 由部分交联的热固性塑料材料制成的自支撑层(6)的官能团; ii)适于修改透射光的光谱特性的至少一个元件; 和c)在所述模具中交联所述第一层(6)和第二层(12),以便形成由热固性塑料材料制成的固体单片光学元件(13),其包含至少一个适于修饰的功能化层(12) 透射光的光谱特性。 如此获得的光学元件(13)可以具有极化性质,具有最佳的光学和机械特性,并且能够根据需要同时修改透射光的光谱特性。
    • 6. 发明申请
    • Method of manufacturing a high impact polarized optical element and polarized optical element including an integrally bonded polarizing film
    • 制造高冲击偏振光学元件的方法和包括整体结合的偏振膜的偏振光学元件
    • US20070024973A1
    • 2007-02-01
    • US11494326
    • 2006-07-25
    • Paolo BaiocchiFederico MentaMatteo Lagasi
    • Paolo BaiocchiFederico MentaMatteo Lagasi
    • G02B27/28
    • B29D11/0073G02B5/305Y10T428/31573
    • A method of manufacturing a polarized optical element comprises the steps of: providing a polarizing film comprising free hydroxyl groups; placing the polarizing film within a mold cavity: admitting into the mold cavity a liquid-phase polyurethane-based optical material containing —NCO functional groups reactive with said hydroxyl groups and comprising the following components: A) a liquid polyisocyanate or polyisocyanate prepolymer having a content of —NCO functional groups comprised between 5 and 50% by weight and an average functionality of 2 to 3, B) an isocyanate-reactive component comprising at least one organic compound containing at least two aromatic amine groups, and C) at least one organometallic catalyst; curing the liquid-phase polyurethane-based optical material to form a polarized optical element. The method allows to reliably manufacture a polarized optical element comprising an optical part made of polyurethane-based optical material and a polarizing film integrally bonded to the optical part even using thin freestanding polarizing films, such as PVA films, achieving at the same time improved adhesion properties of the polarizing film to the optical material.
    • 制造偏振光学元件的方法包括以下步骤:提供包含游离羟基的偏振膜; 将偏光膜放置在模腔内:将含有与所述羟基反应的-NCO官能团的液相聚氨酯基光学材料进入模腔,并且包含以下组分:A)具有含量的液体多异氰酸酯或多异氰酸酯预聚物 包含5至50重量%和2至3的平均官能度的-NCO官能团,B)包含至少一种含有至少两个芳族胺基团的有机化合物的异氰酸酯反应性组分,和C)至少一种有机金属 催化剂; 固化液相聚氨酯基光学材料以形成偏振光学元件。 该方法允许可靠地制造包括由聚氨酯基光学材料制成的光学部件和与光学部件一体接合的偏振膜的偏振光学元件,即使使用诸如PVA膜的薄的独立式偏振膜,同时实现改善的粘合力 偏光膜对光学材料的性质。
    • 10. 发明授权
    • Method of manufacturing a high impact polarized optical element and polarized optical element including an integrally bonded polarizing film
    • 制造高冲击偏振光学元件的方法和包括整体结合的偏振膜的偏振光学元件
    • US07771782B2
    • 2010-08-10
    • US11494326
    • 2006-07-25
    • Paolo BaiocchiFederico MentaMatteo Lagasi
    • Paolo BaiocchiFederico MentaMatteo Lagasi
    • G02B1/04B05D3/00
    • B29D11/0073G02B5/305Y10T428/31573
    • A method of manufacturing a polarized optical element comprises the steps of: providing a polarizing film comprising free hydroxyl groups; placing the polarizing film within a mold cavity: admitting into the mold cavity a liquid-phase polyurethane-based optical material containing —NCO functional groups reactive with said hydroxyl groups and comprising the following components: A) a liquid polyisocyanate or polyisocyanate prepolymer having a content of —NCO functional groups comprised between 5 and 50% by weight and an average functionality of 2 to 3, B) an isocyanate-reactive component comprising at least one organic compound containing at least two aromatic amine groups, and C) at least one organometallic catalyst; curing the liquid-phase polyurethane-based optical material to form a polarized optical element. The method allows to reliably manufacture a polarized optical element comprising an optical part made of polyurethane-based optical material and a polarizing film integrally bonded to the optical part even using thin freestanding polarizing films, such as PVA films, achieving at the same time improved adhesion properties of the polarizing film to the optical material.
    • 制造偏振光学元件的方法包括以下步骤:提供包含游离羟基的偏振膜; 将偏光膜放置在模腔内:将含有与所述羟基反应的-NCO官能团的液相聚氨酯基光学材料进入模腔,并且包含以下组分:A)具有含量的液体多异氰酸酯或多异氰酸酯预聚物 包含5至50重量%和2至3的平均官能度的-NCO官能团,B)包含至少一种含有至少两个芳族胺基团的有机化合物的异氰酸酯反应性组分,和C)至少一种有机金属 催化剂; 固化液相聚氨酯基光学材料以形成偏振光学元件。 该方法允许可靠地制造包括由聚氨酯基光学材料制成的光学部件和与光学部件一体接合的偏振膜的偏振光学元件,即使使用诸如PVA膜的薄的独立式偏振膜,同时实现改善的粘合力 偏光膜对光学材料的性质。