Alignment Device For Multicore Optical Fiber, Manufacturing Device For Multicore Optical Fiber Ribbon, Manufacturing Device For Multicore Optical Fiber Unit, Alignment Method For Multicore Optical Fiber, Manufacturing Method For Multicore Optical Fiber Ribbon, Manufacturing Method For Multicore Optical Fiber Unit, Inspection Device For Multicore Optical Fiber Ribbon, And Inspection Method For Multicore Optical Fiber Ribbon

Abstract: An alignment device (4) for a multicore optical fiber (1) comprises: a fiber rotation unit (41) that changes the rotation angle about the axis of the multicore optical fiber (1); a fiber bending unit (42) that bends, in a predetermined direction, the multicore optical fiber (1) the rotation angle of which has been changed; a skew measurement unit (40) that causes light to be incident on a pair of cores (11), (13) of the multicore optical fiber (1), receives light emitted from each of the pair of cores (11), (13), and measures the skew value (S) of each light; and a control unit (49) that controls the fiber rotation unit (41) to adjust the rotation angle of the multicore optical fiber (1) such that the skew value (S) becomes a predetermined value.

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