The three-core optical fiber sensor designed by the researchers for measuring spine curvature. (IMAGE)

SPIE--International Society for Optics and Photonics

The three-core optical fiber sensor designed by the researchers for measuring spine curvature.

Caption

The three-core optical fiber sensor designed by the researchers for measuring spine curvature. The position of the three fiber cores creates an asymmetric geometry in the proposed sensor, allowing it to measure both the direction and magnitude of the spine curvature.

Credit

The Authors, doi 10.1117/1.OE.61.9.097102.

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