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    • 18. 发明授权
    • Heat-resistant optical unit
    • 耐热光学单元
    • US08577197B2
    • 2013-11-05
    • US12857963
    • 2010-08-17
    • Yukiko SatoNaoki Okada
    • Yukiko SatoNaoki Okada
    • G02B6/44
    • G02B6/4436
    • An optical unit is comprised of a plurality of optical base fibers twisted together without any member serving as a center of twisting so that each optical base fiber comes in contact with adjacent optical base fibers along the whole length, each of the optical base fibers including an optical fiber and a sleeve consisting essentially of silicone, a filler having the plurality of optical base fibers embedded therein, the filler consisting essentially of silicone, and a sheath covering the filler and the plurality of optical base fibers embedded in the filler.
    • 光学单元由多个光纤基底纤维组成,没有任何用作扭转中心的构件,使得每个光学基底纤维沿着整个长度与相邻的光学基底纤维接触,每个光学基底纤维包括 光纤和基本上由硅酮组成的套筒,其中嵌入有多个光学基础纤维的填料,填料基本上由硅树脂组成,护套覆盖填料和嵌入填料中的多个光学基础纤维。