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Updated: Jun 16, 2026
06:56
Micro/Nano-scale Strain Distribution Measurement from Sampling Moiré Fringes
Published on: May 23, 2017
Summary
High-contrast contour moiré imaging of full-size living bodies is now achievable. This study details the construction, performance, and accuracy of large-scale instruments, offering practical solutions for moiré contouring applications.
Area of Science:
- Biomedical Engineering
- Optical Metrology
Background:
- Moiré contouring is a non-contact optical technique for shape measurement.
- Previous limitations included challenges with large-scale applications and contrast.
Purpose of the Study:
- To develop and validate a moiré contouring system for full-size living bodies.
- To address construction, performance, and accuracy issues of large instruments.
Main Methods:
- Experimental study of large-scale moiré instrument construction and performance.
- Development of techniques to overcome moiré contouring drawbacks.
- System calibration and accuracy assessment for biological subjects.
Main Results:
- Achieved high-contrast contour moiré images of full-size living bodies.
- Identified and resolved key construction and performance challenges.
- Demonstrated system accuracy suitable for practical use.
Conclusions:
- The developed moiré contouring system is robust and accurate for full-size living bodies.
- The techniques minimize moiré contouring limitations.
- The system is ready for practical biomedical applications.
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