Multi-frame averaging shearography

Key Points

• Enhanced accuracy in measuring surface deformation improves engineering applications, with notable improvements observed.
• The study shows a significant reduction in noise levels, yielding a 30% increase in sensitivity compared to traditional methods.
• Using multi-frame averaging combined with phase shifting allows for better outcomes in optical measurement techniques, ensuring reliable data retrieval.
• These improvements highlight the potential for more precise surface analysis in practical engineering tasks and experimental setups.