Lead silicate glass and a process for setting a reduced surface resistance of the lead silicate glass
    1.
    发明授权
    Lead silicate glass and a process for setting a reduced surface resistance of the lead silicate glass 有权
    硅酸铅玻璃和一种降低硅酸铅玻璃表面电阻的方法

    公开(公告)号:US06420291B1

    公开(公告)日:2002-07-16

    申请号:US09572573

    申请日:2000-05-17

    IPC分类号: C03C307

    CPC分类号: C03C3/07

    摘要: The invention relates to a lead silicate glass, to the use thereof for the production of secondary electron multipliers, and to a process for setting a reduced surface resistance of a lead silicate glass of this type. The lead silicate glass has the following composition (in % by weight): SiO2 15-35, PbO 35-55, Bi2O3>20-29, BaO 0-10, Cs2O 0-10, BaO+Cs2O 2-13, CaO 0-10, SrO 0-10, CaO+SrO+BaO 0-10, and up to 1% by weight of conventional fining agents. The surface resistance of the lead silicate glass after reduction in a hydrogen atmosphere is from 0.1 to 60 M&OHgr;/sq.

    摘要翻译: 本发明涉及一种硅酸铅玻璃及其制备二次电子倍增器的用途,以及一种用于设定这种类型的硅酸铅玻璃的降低表面电阻的方法。 硅酸铅玻璃具有以下组成(重量%):SiO 2 15-35,PbO 35-55,Bi 2 O 3> 20-29,BaO 0-10,Cs 2 O 0-10,BaO + Cs 2 O 2-13,CaO 0 -10,SrO 0-10,CaO + SrO + BaO 0-10,和至多1重量%的常规澄清剂。 在氢气氛中还原后,硅酸铅玻璃的表面电阻为0.1〜60MOMEGA / sq。

    Optical glass for polarizing optical system, production process therefor and polarizing beam splitter
    2.
    发明授权
    Optical glass for polarizing optical system, production process therefor and polarizing beam splitter 有权
    用于偏光光学系统的光学玻璃,其生产工艺和偏光分束器

    公开(公告)号:US06432854B1

    公开(公告)日:2002-08-13

    申请号:US09368892

    申请日:1999-08-05

    IPC分类号: C03C307

    摘要: An optical glass for polarizing optical system having a photoelastic constant C in the range of −0.2 to +0.5 [10−8 cm2/N] with respect to a wavelength of 633 nm, the optical glass having the following composition (1): composition (1): when represented in terms of wt. % of oxides: SiO2: 17.0-27.0% (35.5-57.0 mol %) Li2O+Na2O+K2O: 0.5-5.0% (0.7-20.0 mol %) PbO: 72.0-75.0% (39.1-45.0 mol %) As2O3+Sb2O3: 0.1-3.0% (0.1-2.0 mol %).

    摘要翻译: 具有相对于633nm波长的光弹性常数C在-0.2至+0.5 [10-8cm 2 / N]范围内的偏振光学系统的光学玻璃,具有以下组成(1)的光学玻璃:组成 (1):当以wt表示时 %氧化物:SiO2:17.0-27.0%(35.5-57.0摩尔%)Li2O + Na2O + K2O:0.5-5.0%(0.7-20.0摩尔%)PbO:72.0-75.0%(39.1-45.0摩尔%)As2O3 + Sb2O3 :0.1-3.0%(0.1-2.0摩尔%)。

    Zinc-containing optical glass materials
    3.
    发明授权
    Zinc-containing optical glass materials 有权
    含锌光学玻璃材料

    公开(公告)号:US06806216B2

    公开(公告)日:2004-10-19

    申请号:US09727998

    申请日:2000-12-01

    IPC分类号: C03C307

    摘要: Zinc-containing optical glass materials with a refractive index nd between 1.52 and 1.66, an Abbe number vd of between 35 and 54 and a composition (in % by weight based on oxide) of: SiO2 38-58, ZnO 0.3-42, PbO 0-

    摘要翻译: 折射率nd在1.52和1.66之间的含锌光学玻璃材料,阿贝数vd在35和54之间,组成(以氧化物重量%计):SiO 2 38-58,ZnO 0.3-42,PbO 0〜30,ZnO + PbO 20-55,Li 2 O 0〜3,NA 2 O 0-14,K 2 O 12〜12,Li 2 O + Na 2 O + K 2 O 2 = F 0-3,MgO 0-6,CaO 0〜 <5,SrO 0-6,BaO 0- <0.9,B 2 O 3 0- <1,AL 2 O 3 0- <1.5和ZRO 2 0-,以及(如果合适的话)常规量的澄清剂。

    Optical glass
    4.
    发明授权
    Optical glass 失效
    光学玻璃

    公开(公告)号:US06468935B1

    公开(公告)日:2002-10-22

    申请号:US09889408

    申请日:2001-07-17

    IPC分类号: C03C307

    摘要: An optical glass comprises the following composition in mass percent of: SiO2 18-29%; PbO 68-78%; and TeO2 0.1-3.5%; wherein the glass has optical constants which are a refractive index (nd) having a range of 1.75 to 1.87 and an Abbe number (&ngr;b) having a range of 21 to 28; and a wavelength of a light transmitted through the glass having a thickness of 10±0.1 mm at a transmittance of 80% by including a reflection loss, is not more than 420 nm.

    摘要翻译: 光学玻璃包含以下组成:质量百分比:SiO 2 18-29%; PbO 68-78%; 和TeO2 0.1-3.5%; 其中所述玻璃具有光学常数,其是具有1.75至1.87范围的折射率(nd)和具有21至28范围的阿贝数(&ngr; b)的光学常数; 并且通过包括反射损耗在80%的透射率下透过玻璃的光的波长为10±0.1mm的透镜的波长不大于420nm。

    Large photosensitivity in lead silicate glasses
    5.
    发明授权
    Large photosensitivity in lead silicate glasses 失效
    硅酸铅玻璃中的大光敏性

    公开(公告)号:US06436857B1

    公开(公告)日:2002-08-20

    申请号:US09545505

    申请日:2000-04-07

    IPC分类号: C03C307

    摘要: The present invention provides a method for inducing a refractive index change in a lead silicate glass material comprising: providing a lead silicate glass material; and irradiating the lead silicate glass material to increase the index of refraction of said lead silicate glass material. The present invention also provides a photo-induced lead silicate glass grating.

    摘要翻译: 本发明提供一种在硅酸铅玻璃材料中引起折射率变化的方法,包括:提供硅酸铅玻璃材料; 并照射硅酸铅玻璃材料以增加所述硅酸铅玻璃材料的折射率。 本发明还提供一种光致铅硅酸盐玻璃光栅。