Results 141 to 150 of about 1,839 (183)

Three-photon holographic microscopy for deep precise optogenetics

open access: yes
Lafirdeen AM   +18 more
europepmc   +1 more source

Computer-Generated Holography

Series in Display Science and Technology, 2023
Daping Chu, Li Xiaoxun, Liu Zilong
exaly   +2 more sources

Incoherent computer-generated holography

Optics Letters, 2022
We present a method for computer-generated holography (CGH) using spatially and temporally incoherent light. The proposed method synthesizes a hologram cascade by solving an inverse problem for the propagation of incoherent light. The spatial incoherence removes speckle noise in CGH, and the temporal incoherence simplifies the optical setup, including ...
Ryutaro Suda   +2 more
openaire   +2 more sources

Double-sided computer-generated holography

Optics Letters, 2023
We present a method for computer-generated holography (CGH) in which different images are reproduced on both sides of a hologram with a single illumination source. In the proposed method, we use a transmissive spatial light modulator (SLM) and a half mirror (HM) located downstream of the SLM. The light modulated by the SLM is partially reflected by the
Ryutaro Suda   +3 more
openaire   +2 more sources

Wireframe holography: a new method for computer generated holography

Digital Optical Technologies 2025
Paolo Pozzi   +2 more
exaly   +2 more sources

Computer-generated holography with ordinary display

Optics Letters, 2023
We propose a method of computer-generated holography (CGH) using incoherent light emitted from a mobile phone screen. In this method, we suppose a cascade of holograms in which the first hologram is a color image displayed on the mobile phone screen. The hologram cascade is synthesized by solving an inverse problem with respect to the propagation of ...
Otoya Shigematsu   +2 more
openaire   +2 more sources

A New Approach to Computer-Generated Holography

Applied Optics, 1970
A digital computer and automatic plotter have been used to produce a series of perspective views of a computer-stored three-dimensional object which is slightly rotated for each view. All of these views are combined together optically to produce a final hologram which can be viewed in high ambient light conditions. The reconstructed image appears three
M C, King, A M, Noll, D H, Berry
openaire   +2 more sources

Incoherent computer-generated holography: publisher’s note

Optics Letters, 2022
This publisher’s note contains a correction to Opt. Lett. 47 , 3844 ( 2022 ) 10.1364/OL.464454 .
Ryutaro, Suda   +2 more
openaire   +2 more sources

Computer-generated holography in photorefractive materials

Optics Letters, 1990
We describe a method to create and reconstruct computer-generated Fourier-transform holograms in photorefractive materials. Holographic reconstructions are obtained from computer-generated data by imaging computer-generated holograms into a BaTiO3 crystal, using either spatially coherent or incoherent light.
L, Pugliese, G M, Morris
openaire   +2 more sources

Computer-Generated Holography

2015
Digital holography optically generates a hologram, which is then recorded on a CCD camera, and an image is reconstructed using digital techniques. This chapter discusses the converse, i.e., the hologram is digitally generated and the reconstruction is performed optically, a process known as computer-generated holography (CGH).
Georges T. Nehmetallah   +2 more
openaire   +1 more source

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