A stress sensor with a fiber optic vertical coupler for matrix-readout multi-point measurements

Kentaro Nakamura

doi:10.1117/12.2302102

1 September 1999 A stress sensor with a fiber optic vertical coupler for matrix-readout multi-point measurements

Kentaro Nakamura

Proceedings Volume 3746, 13th International Conference on Optical Fiber Sensors; 374634 (1999) https://doi.org/10.1117/12.2302102
Event: 13th International Conference on Optical Fiber Sensors, 1999, Kyongju, Korea, Republic of

Abstract

An optical fiber coupler sensitive to stress is proposed, and integrated to a 4 x 4 array sensor. Measurements of two dimensional stress distribution are demonstrated by a matrix-style readout with light source switching.

Citation Download Citation

Kentaro Nakamura "A stress sensor with a fiber optic vertical coupler for matrix-readout multi-point measurements", Proc. SPIE 3746, 13th International Conference on Optical Fiber Sensors, 374634 (1 September 1999); https://doi.org/10.1117/12.2302102

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