Results 31 to 40 of about 15,665 (224)

Simultaneous Color Computer Generated Holography

open access: yesSIGGRAPH Asia 2023 Conference Papers, 2023
Computer generated holography has long been touted as the future of augmented and virtual reality (AR/VR) displays, but has yet to be realized in practice. Previous high-quality, color holographic displays have made either a 3$\times$ sacrifice on frame rate by using a sequential color illumination scheme or used more than one spatial light modulator ...
Eric Markley   +4 more
openaire   +2 more sources

Photorealistic Rapid Computer-Generated Holography Employing an Enhanced Path Tracing Technique With Sequence Generated Trial

open access: yesIEEE Photonics Journal, 2023
Fast holographic generation technology depends on the swift creation of computer-generated holograms (CGHs). Currently, the fast generation method of computer-generated holograms based on ray tracing is still based on non-physical ray tracing methods ...
Xindi Chen   +5 more
doaj   +1 more source

Reduction in the reconstruction error of computer-generated holograms by photorefractive volume holography [PDF]

open access: yes, 1993
We suggest a method for coding high-resolution computer-generated volume holograms. It involves splitting the computer-generated hologram into multiple holograms, their individual recording as volume holograms by use of the maximal resolution available ...
Barhen, Jacob   +3 more
core   +2 more sources

Roadmap on optical security [PDF]

open access: yes, 2016
Postprint (author's final ...
Javidi, Bahram   +2 more
core   +2 more sources

The artistic use of parallax and lenses revealing the invisible in holography [PDF]

open access: yes, 2012
There are many artistic resources offered by holography: third-dimension registration and reconstruction, immateriality, color interpretation, holographic space, realism, etc.
García Robles, Rocío, Oliveira, R. M.
core   +1 more source

Computer-Generated Holography Methods for Data Page Reconstruction Using Phase-Only Medium

open access: yesApplied Sciences, 2023
Achievements in the field of high-speed spatial modulation electrooptic components provide the possibility to create perspective optical-digital diffractive systems for information storage and processing that outperform modern electronic counterparts by ...
Timur Z. Minikhanov   +4 more
doaj   +1 more source

Four-dimensional dynamic flow measurement by holographic particle image velocimetry [PDF]

open access: yes, 2005
The ultimate goal of holographic particle image velocimetry (HPIV) is to provide space- and time-resolved measurement of complex flows. Recent new understanding of holographic imaging of small particles, pertaining to intrinsic aberration and noise in ...
Meng, Hui, Pu, Ye
core   +2 more sources

Quantum Holography [PDF]

open access: yes, 2001
We propose to make use of quantum entanglement for extracting holographic information about a remote 3-D object in a confined space which light enters, but from which it cannot escape.
Abouraddy   +11 more
core   +2 more sources

Computer-generated holography in the intermediate domain

open access: yesJournal of the Optical Society of America A, 2022
Iterative Fourier transform algorithms are widely used for hologram generation for phase-modulating spatial light modulators. In this paper, we introduce a new technique called the “intermediate domain,” which decomposes the Fourier transforms used into multiple subtransforms, the combination of which can offer major performance
Peter J. Christopher   +4 more
openaire   +2 more sources

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