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RESULTS OF MODEL STUDIES
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adjusted amplitude beamsplitter calculated coherent light collimated components conjugate constant curve deformation behavior depth of focus described determine diameter diffraction displacement fringes distorted Double Exposure Hologram experimental fiber fixed grip focal plane frequency fringe localization fringe pattern fringe spacing fringes due gaussian beam give hole holo hologram aperture Hologram Formation holographic interferometry illuminating beam illumination angle intensity interference pattern Interferograms laser lens line of localization Matrix micrometer microscope movement noise nominal strain object wave optic axis optical path length optical table path length change phase difference phase shift photographic emulsion photographic plate pinhole plane wave point of localization processing quantitative real image real line real time method reconstructed reference beam reference wave sensitivity vector shown in Fig shutter specimen strain measurement stress concentration factor surface techniques Tensile Strip tion vibration viewing angle viewing aperture viewing direction virtual image wavefronts wavelength width ratio