Super-thin fiberscope
    1.
    发明授权
    Super-thin fiberscope 失效
    超薄纤维镜

    公开(公告)号:US4867529A

    公开(公告)日:1989-09-19

    申请号:US189706

    申请日:1988-05-03

    CPC分类号: G02B23/26 G02B6/06 B29C41/08

    摘要: A super-thin fiberscope having a main scope body which comprises a plurality of multi-component glass light guide fibers for transmitting light to illuminate a target to be viewed, a silica glass image guide for transmitting an image of the target, and a thin-walled main tube made of an imide resin and enclosing the image guide and the light guide fibers. The main tube has an outer diameter of 0.25 mm to 0.6 mm and a wall thickness of 10 .mu.m to 30 .mu.m.

    摘要翻译: 一种超薄纤维镜,具有主镜体,该主镜主体包括多个用于透射光以照射待观察的靶的多组分玻璃光导纤维,用于透射靶的图像的石英玻璃图像引导件, 由酰亚胺树脂制成的包围图像引导件和导光纤维的主管。 主管的外径为0.25mm〜0.6mm,壁厚为10μm〜30μm。

    Optical multiple fiber
    2.
    发明授权
    Optical multiple fiber 失效
    光纤多纤

    公开(公告)号:US4690500A

    公开(公告)日:1987-09-01

    申请号:US556234

    申请日:1983-11-01

    IPC分类号: G02B6/04 G02B6/06

    CPC分类号: G02B6/06

    摘要: An optical multiple fiber comprising a multiplicity of optical fibers which are fused together with each other, each optical fiber comprising a core made of pure silica glass and a cladding layer disposed on the core and made of a dopant-containing silica glass, characterized in that the thickness of the cladding layer satisfies the following equation (I):2 D.sub.1 .gtoreq.T.sub.1 .gtoreq.1.0 .mu.m. (I)wheren T.sub.1 is the thickness of the cladding layer in .mu.m. and D.sub.1 is the outer diameter of the core in .mu.m., in order to improve the image-transmitting capacity of the multiple fiber, including the sharpness and brightness of transmitted image.

    摘要翻译: PCT No.PCT / JP83 / 00057 Sec。 371日期:1983年11月1日 102(e)1983年11月1日日期PCT提交1983年2月26日PCT公布。 出版物WO83 / 03144 日期:1983年9月15日。一种包含彼此熔合在一起的多个光纤的光学多光纤,每个光纤包括由纯石英玻璃制成的芯和设置在芯上并由掺杂剂 - 其特征在于,所述包覆层的厚度满足下述式(I):2 D1> / = T1> / =1.0μm。 (I)其中T1是包层的厚度,单位为μm。 D1是芯的外径,以提高多光纤的图像传输能力,包括透射图像的清晰度和亮度。

    Image guide
    3.
    发明授权
    Image guide 失效
    图像指南

    公开(公告)号:US4647153A

    公开(公告)日:1987-03-03

    申请号:US756931

    申请日:1985-07-19

    IPC分类号: G02B23/26 G02B6/06

    CPC分类号: G02B23/26

    摘要: The invention relates to improvements in an image guide using optical silica glass fibers. The improved image guide has a light shielding and light absorbing thin layer formed on the periphery of an optical fiber bundle consisting of a multiplicity of optical fibers to prevent incidence of external light from the peripheral surface of the bundle and to absorb and remove any scattered light as it is transmitted to parts other than the core of each optical fiber, thereby providing improved picture quality.

    摘要翻译: 本发明涉及使用光学石英玻璃纤维的图像引导件的改进。 改进的图像引导件具有形成在由多根光纤组成的光纤束的周边上的遮光和光吸收薄层,以防止外部光从束的外表面入射并吸收和去除任何散射光 因为它被传送到除了每个光纤的核心之外的部分,从而提供改进的图像质量。

    Method of producing optical multiple fiber
    4.
    发明授权
    Method of producing optical multiple fiber 失效
    生产光纤多光纤的方法

    公开(公告)号:US5076825A

    公开(公告)日:1991-12-31

    申请号:US609138

    申请日:1990-11-06

    CPC分类号: C03B37/028

    摘要: A method for producing an optical multiple fiber unit wherein a multiplicity of optical fibers are fused together with each other and each optical fiber has a core made of pure silica glass and a cladding layer made of silica glass containing a dopant and disposed on the core, by bundling a multiplicity of preforms corresponding to the optical fibers and drawing the bundle at a high temperture using the optical fiber preforms, preforms having a three-layer construction wherein a support layer made of a silica glass having a drawable temperture of at least 1,800.degree. C. is further disposed on the cladding layer, and drawing the bundle of the preforms to give a multiple fiber wherein the support layer of each optical fiber has a thickness of 0.01 to 1 .mu.m, in order to produce a multiple fiber in which the cladding layer of each optical fiber has a sufficient thickness to fulfill the function as a cladding layer and which has an excellent image-transmitting capacity.

    摘要翻译: 一种光学多光纤单元的制造方法,其中多根光纤彼此熔合在一起,并且每个光纤具有由纯二氧化硅玻璃制成的芯和由包含掺杂剂的石英玻璃制成的包层并且设置在芯上, 通过使用光纤预制件捆扎多个对应于光纤的预成型件和在高温下拉伸该组件,具有三层结构的预制件,其中由具有至少1800°的可拉伸温度的石英玻璃制成的支撑层 C.还设置在包覆层上,并且拉伸预成型件的束以产生多纤维,其中每个光纤的支撑层具有0.01至1μm的厚度,以便产生多纤维,其中, 每个光纤的包覆层具有足够的厚度以实现作为包覆层的功能,并且具有优异的图像传输能力。

    Optical multiconductor of silica glass type
    6.
    发明授权
    Optical multiconductor of silica glass type 失效
    石英玻璃类光学多导体

    公开(公告)号:US4759604A

    公开(公告)日:1988-07-26

    申请号:US940470

    申请日:1986-12-11

    摘要: An optical multiconductor of the silica glass type characterized in that the multiconductor comprises 10.sup.2 to 10.sup.7 optical fibers of the silica glass type fused to one another, each of the optical fibers comprising a core made of doped silica glass and occupying at least 20% of the fiber in cross sectional area, and a cladding layer made of a kind of silica glass and formed on the core, the core having a refractive index distribution satisfying the following expression:n2.gtoreq.n1+0.50(n0-n1)wherein n0 is the refractive index of the core at its center, n1 is the refractive index of the core at its outermost portion, and n2 is the refractive index of the core at a position centered about the axis of the core and having an average radius of 0.65r1, the r1 being an average radius of the core.The multiconductor is suited to use as the image transmitter of an image scope for industrial, medical or other uses.

    摘要翻译: 一种二氧化硅玻璃型的光学多导体,其特征在于,多导体包括彼此熔合的二氧化硅玻璃类型的102至107个光纤,每个光纤包括由掺杂二氧化硅玻璃制成的芯并且占据至少20%的 纤维横截面积和由一种石英玻璃制成并形成在芯上的包覆层,该芯具有满足以下表达式的折射率分布:n2> / = n1 + 0.50(n0-n1)其中n0为 芯在其中心处的折射率n1是芯在其最外部的折射率,n2是芯在以芯的轴为中心并且平均半径为0.65r1的位置处的折射率 ,r1是芯的平均半径。 多导体适合用作工业,医疗或其他用途的图像范围的图像发射器。

    Analysis system of matter adhered to inside wall of vessel
    8.
    发明授权
    Analysis system of matter adhered to inside wall of vessel 失效
    物质分析系统粘附在船舶内壁

    公开(公告)号:US06970736B2

    公开(公告)日:2005-11-29

    申请号:US10045866

    申请日:2001-10-29

    CPC分类号: A61B5/0084 A61B5/0075

    摘要: An analysis system comprises an endoscope 10 insertable into the vessel and a Raman analysis apparatus 40. An insert cable 54 of the Raman analysis apparatus 40 is inserted into a channel 10a of the endoscope 10. An excitation optical fiber 60 and a bundle 70A of a plural number of light receivingoptical fibers 70 are received in the insert cable 54. A transparent small piece 63 having a film-like excitation optical filter 64 is abutted against the distal end of the fiber 60. A transparent plate 71 having a film-like light reciving optical filter 72 is abutted against the distal end of fibers bundle 70A. The plate 71 has a center hole 71a and the piece 63 is fitted into the hole 71a.

    摘要翻译: 分析系统包括可插入容器的内窥镜10和拉曼分析装置40.拉曼分析装置40的插入电缆54插入到内窥镜10的通道10a中。激发光纤60和束70A 多个光接收光纤70被容纳在插入电缆54中。具有膜状激发光学滤光器64的透明小片63与光纤60的远端抵接。具有膜状光的透明板71 收纳光学过滤器72抵靠纤维束70A的远端。 板71具有中心孔71a,并且片63装配到孔71a中。

    Method for producing optical multiple fiber
    9.
    发明授权
    Method for producing optical multiple fiber 失效
    光纤多光纤的制造方法

    公开(公告)号:US4452623A

    公开(公告)日:1984-06-05

    申请号:US375263

    申请日:1982-04-27

    摘要: A method for producing an optical multiple fiber, which comprises bundling a multiplicity of silica glass light-conducting elements and drawing the bundle of the light-conducting elements in the state that a liquid intermediary material (comprising at least one member selected from the group consisting of glass forming oxides, glass modifying oxides and intermediate oxides) exists among the elements; thereby providing a multiple fiber excellent in image-transmitting capacity and image-resolving power, by fusing together a multiplicity of silica glass light-conducting elements with each other in drawing to prevent the occurrence of bubbles.

    摘要翻译: PCT No.PCT / JP81 / 00185 Sec。 371日期:1982年4月27日 102(e)日期1982年4月27日PCT提交1981年8月24日PCT公布。 出版物WO82 / 00898 日期:1982年3月18日。一种光学多重光纤的制造方法,其特征在于,包括将多个石英玻璃导光元件捆扎起来,并且在液态中间材料(至少包括 元素之间存在从玻璃形成氧化物,玻璃改性氧化物和中间氧化物组成的组中选择的一种; 从而通过在绘图中将多个石英玻璃导光元件彼此熔合在一起,以防止气泡的发生,从而提供图像传输能力和图像分辨能力优异的多光纤。