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Volume hologram information


Volume holograms are holograms where the thickness of the recording material is much larger than the light wavelength used for recording. In this case diffraction of light from the hologram is possible only as Bragg diffraction, i.e., the light has to have the right wavelength (color) and the wave must have the right shape (beam direction, wavefront profile). Volume holograms are also called thick holograms or Bragg holograms.

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Volume hologram

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Volume holograms are holograms where the thickness of the recording material is much larger than the light wavelength used for recording. In this case...

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Physics of optical holography

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three-dimensional images but it also has a wide range of other applications. A hologram is made by superimposing a second wavefront (normally called the reference...

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Optical neural network

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photorefractive volume hologram to interconnect arrays of input neurons to arrays of output with synaptic weights in proportion to the multiplexed hologram's strength...

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Holography

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interferometry. In principle, it is possible to make a hologram for any type of wave. A hologram is a recording of an interference pattern that can reproduce...

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Holographic principle

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proportional to surface area and not volume; that volume itself is illusory and the universe is really a hologram which is isomorphic to the information...

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Raman spectroscopy

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frequency bands in addition to the unshifted laser light. However, Volume hologram filters are becoming more common which allow shifts as low as 5 cm−1...

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Holographic optical element

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thin-profile combiner lenses for optical head-mounted displays. A reflective volume hologram is used to extract progressively a collimated image that was directed...

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Dynamical theory of diffraction

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topography X-ray imaging Crystal monochromators Electronic band structures Volume hologram J. Als-Nielsen, D. McMorrow: Elements of Modern X-ray physics. Wiley...

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Holonomic brain theory

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storage of information in a hologram, which can also be analyzed with a Fourier transform. In a hologram, any part of the hologram with sufficient size contains...

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List of laser articles

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surface-emitting-laser Videodisc Videometer Virgo interferometer Visotek Volume hologram Vulcan laser Wall-plug efficiency Warm dense matter Waveguide (optics)...

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Acoustic holography

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is recorded as a two-dimensional pattern called a hologram (a type of interferogram). The hologram contains information about the phase and amplitude...

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Tupac Shakur

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Snoop Dogg and Dr. Dre joined a Shakur "hologram" (Although the media referred to the technology as a hologram, technically it was a projection created...

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Holographic weapon sight

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holographic reticle image superimposed at a distance on the field of view. The hologram of the reticle is built into the window and is illuminated by a laser diode...

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500 euro note

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several complex security features such as watermarks, invisible ink, holograms and microprinting that make counterfeiting very difficult. The note is...

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Mrwhosetheboss

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his first viral video which was a tutorial on creating a makeshift 3D hologram projector by crafting a pyramid composed of reflective material and placing...

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Cornelia Denz

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Optical Society. Her publications include; Denz, Cornelia (1991). "Volume hologram multiplexing using a deterministic phase encoding method". Optics Communications...

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Doctor Who series 1

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Dances" were released in the third volume on 1 August 2005 and the final three episodes were released in the fourth volume on 5 September 2005. The entire...

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Psalm One

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Bowen (born July 1, 1980), better known by her stage names Psalm One and Hologram Kizzie, is an American rapper from Chicago, Illinois. She has been a member...

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Foundation series

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left by Seldon is due to automatically open and it reveals a recorded hologram of Seldon, who informs the Encyclopedists that their reason for being on...

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Euro banknotes

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security features such as watermarks, invisible ink characteristics, holograms, optically variable inks and microprinting that document their authenticity...

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One Piece season 21

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season adapts material from the "Egghead" arc, from the rest of the 105th volume onwards of the manga series of the same name by Eiichiro Oda. It deals with...

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Red Dwarf

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human, and that he is alone on the mining spacecraft Red Dwarf—save for a hologram of his deceased bunkmate Arnold Rimmer and "Cat", a life form which evolved...

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