Abstract
Holographic-interferometry techniques were surveyed in several areas of application to experimental measurement. The principles of the technique were reviewed, and the theoretical basis for quantitative experimental measurement was developed and evaluated by controlled experiment on simple beam and plate structures in static loading. Subsequently, the effectiveness of the method in steady-state vibrations analyses was demonstrated by application to typical structures components. Nondestructive-testing potential was illustrated by the application to flaw detection in a bonded honeycomb, and some moiré procedures were examined. Immersion technique was employed to demonstrate the generation of surface elevation contours in opaque objects. In summary, experimental evidence is offered that holographic interferometry is a powerful and precise tool for experimental investigations.
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Clearance Code PRA/SA-DSR-3991, July 24, 1969.
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Sampson, R.C. Holographic-interferometry applications in experimental mechanics. Experimental Mechanics 10, 313–320 (1970). https://doi.org/10.1007/BF02320809
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DOI: https://doi.org/10.1007/BF02320809