Comparative Assessment and Experimental Validation of a Prototype Phase-Optical Time-Domain Reflectometer for Distributed Structural Health Monitoring

<div>View of the shaker apparatus (a); detail of the bridge element that received the excitation (b). The laser tracker retroreflector is shown on the right, next to the circled junction.</div>

Journal of Sensors

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Figure 2

Figure 2: Comparative Assessment and Experimental Validation of a Prototype Phase-Optical Time-Domain Reflectometer for Distributed Structural Health Monitoring 

Figure 2 | Comparative Assessment and Experimental Validation of a Prototype Phase-Optical Time-Domain Reflectometer for Distributed Structural Health Monitoring 