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Shearing interferometer information


Principle of the shearing interferometer.

The shearing interferometer is an extremely simple means to observe interference and to use this phenomenon to test the collimation of light beams, especially from laser sources which have a coherence length which is usually significantly longer than the thickness of the shear plate (see graphics) so that the basic condition for interference is fulfilled.

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Shearing interferometer

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The shearing interferometer is an extremely simple means to observe interference and to use this phenomenon to test the collimation of light beams, especially...

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List of types of interferometers

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An interferometer is a device for extracting information from the superposition of multiple waves. Air-wedge shearing interferometer Astronomical interferometer...

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Interferometry

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illustrates the Sagnac interferometer, the fibre optic gyroscope, the point diffraction interferometer, and the lateral shearing interferometer. Other examples...

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Wavefront

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sensor Common-path interferometer Foucault knife-edge test Multilateral shearing interferometer Ronchi tester Shearing interferometer Although an amplitude...

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Shear

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Look up shear in Wiktionary, the free dictionary. Shear may refer to: Animal shearing, the collection of wool from various species Sheep shearing The removal...

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List of Indian inventions and discoveries

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Sir Jagadish Chandra Bose. Shearing interferometer – Invented by M.V.R.K. Murty, a type of Lateral Shearing Interferometer utilises a laser source for...

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Fluid Science Laboratory

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convertible interferometers with active alignment: Holographic interferometer; Wollaston - shearing interferometer; Schlieren mode combined with shearing mode;...

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Collimated beam

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collimator or autocollimator. Collimation can also be tested using a shearing interferometer, which is often used to test laser collimation. "Decollimation"...

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Collimator

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source with long enough coherence length can be verified with a shearing interferometer. In X-ray optics, gamma ray optics, and neutron optics, a collimator...

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Astronomical seeing

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1.155. O'BYRNE, J. W. (Sep 1988). "Seeing measurements using a shearing interferometer". Publications of the Astronomical Society of the Pacific. 100:...

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Optical microscope

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Using a Peculiar Holographic Illuminating System and a Rotary Shearing Interferometer". Journal of Optics. 10 (3): 125. Bibcode:1979JOpt...10..125C....

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Spectral interferometry

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collinear beams In cases of relatively long pulses, one can opt for Spectral Shearing Interferometry. For this method, the reference pulse is obtained by sending...

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Wafer bond characterization

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interferometers: diffraction grating interferometers vertical scanning or coherence probe interferometers white light scatter plate interferometers For...

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Brillouin scattering

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Brillouin spectroscopy, are detected with an interferometer while Raman scattering uses either an interferometer or a dispersive (grating) spectrometer. For...

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Cosmic microwave background

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next three years, including the Very Small Array, Degree Angular Scale Interferometer (DASI), and the Cosmic Background Imager (CBI). DASI made the first...

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Dashpot

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Mike Plissi. "Update on eddy-current damping experiments" (PDF). Laser Interferometer Gravitational-Wave Observatory (LIGO). Archived from the original (PDF)...

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Laser ultrasonics

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application of laser ultrasonics came in 1986, when the first optical interferometer capable of reasonable detection sensitivity on rough industrial surfaces...

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Free surface

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PMID 5941575 Bünnagel, R.; Oehring, H.-A.; Steiner, K. (1968), "Fizeau interferometer for measuring the flatness of optical surfaces", Applied Optics, 7 (2):...

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Singular value decomposition

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gravitational waveform modeling by the ground-based gravitational-wave interferometer aLIGO. SVD can help to increase the accuracy and speed of waveform generation...

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Dark matter

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published HI rotation curves of five spirals mapped with the Owens Valley interferometer; the rotation curves of all five were very flat, suggesting very large...

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List of inventions named after people

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projection – Gerardus Mercator Mercerised cotton – John Mercer Michelson interferometer – Albert Abraham Michelson Mills bomb – William Mills Minié ball, Minié...

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