NON-CIRCULAR MULTICORE FIBER AND METHOD OF MANUFACTURE
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United States of America Patent
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Dec 13, 2018
app pub date -
Aug 22, 2018
filing date -
Aug 22, 2018
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Abstract
A multicore fiber is provided. The multicore fiber includes a plurality of cores spaced apart from one another, and a cladding surrounding the plurality of cores and defining a substantially rectangular or cross-sectional shape having four corners. Each corner has a radius of curvature of less than 1000 microns. The multicore fiber may be drawn from a preform in a circular draw furnace in which a ratio of a maximum cross-sectional dimension of the preform to an inside diameter of the preform to an inside diameter of the draw furnace is greater than 0.60. The multicore fiber may have maxima reference surface.
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