Laser interferometer for real-time seam inspection
A non-destructive laser interferometer technology for real-time seam inspection, offering high precision 3D imaging with tens of micrometer resolution. Portable and fiber-based, it's suitable for membranes of various thicknesses.
Overview
This innovative laser interferometer technology provides a non-destructive solution for real-time seam inspection with high precision. By utilizing the principles of light interference, this technology can derive depth information from materials' internal structures, enabling 3D imaging with resolutions reaching tens of micrometers. Its non-invasive nature makes it ideal for applications in various industries where real-time, precise inspection is critical.
Technical specifications
- Principle: Utilizes an optical Michelson interferometer to measure the amplitude and echo time delay of backscattered light.
- Resolution: Capable of achieving tens of micrometer resolution for 3D imaging.
- Flexibility: Applicable to membranes of varying thickness by adjusting the light wavelength.
- Design: Compact, portable, and fiber-based setup, ensuring ease of use and safety.
- Components: Includes light sources, a Michelson interferometer, and a photodetector for generating and analyzing interference patterns.
Technology readiness level
This technology is currently at a Technology Readiness Level (TRL) of 3, indicating that it has been demonstrated in a laboratory environment. Future developments include constructing a compact, user-friendly prototype for further validation and practical applications.
About Rice University
Rice University is a private research university in Houston recognized for small scale and intensive research. Industry engages through on-campus design and prototyping facilities and multi-tenant research space adjacent to the Texas Medical Center, enabling clinical collaboration and rapid validation. A university-backed innovation district in central Houston links corporate R&D with faculty labs, startups, and talent, and proximity to the Energy Corridor and NASA’s Johnson Space Center provides access to regional clusters. Research is supported by competitive federal funding from agencies such as NSF, NIH, DOE, NASA, and DoD. A dedicated technology transfer office supports IP strategy, licensing, startup formation, and streamlined sponsored research agreements.
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