[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Mohagheghian et al., 2023 - Google Patents

Switching the sign of the topological charge of vortex beams via changing the fork grating resolution

Mohagheghian et al., 2023

View PDF
Document ID
6898288353674190227
Author
Mohagheghian M
Sabouri S
Publication year
Publication venue
Optics & Laser Technology

External Links

Snippet

We demonstrate the effect of the resolution of forked-diffractive optical elements (DOEs) on the helicity of the topological charge (TC) of the orbital angular momentum (OAM) beams. To aim that, the forked-DOEs are designed with the same TC while they are different in …
Continue reading at papers.ssrn.com (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00—Other optical systems; Other optical apparatus
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00—Other optical systems; Other optical apparatus
    • G02B27/58—Optics for apodization or superresolution; Optical synthetic aperture systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B26/00—Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating
    • G02B26/06—Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating for controlling the phase of light
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made
    • G02B1/002—Optical elements characterised by the material of which they are made made of materials engineered to provide properties not available in nature, e.g. metamaterials
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection

Similar Documents

Publication Publication Date Title
Chen et al. Superoscillation: from physics to optical applications
Bai et al. Vortex beam: generation and detection of orbital angular momentum
Pachava et al. Generation and decomposition of scalar and vector modes carrying orbital angular momentum: a review
US10732437B2 (en) Highly scattering metasurface phase masks for complex wavefront engineering
Dragoman I: The Wigner distribution function in optics and optoelectronics
Stafeev et al. Subwavelength gratings for polarization conversion and focusing of laser light
Mohagheghian et al. Switching the sign of the topological charge of vortex beams via changing the fork grating resolution
Dai et al. Holographic super-resolution metalens for achromatic sub-wavelength focusing
US20190113885A1 (en) Incoherent holographic imaging with metasurfaces
Li et al. Generating large topological charge Laguerre–Gaussian beam based on 4K phase-only spatial light modulator
Guo et al. Generation of vector beams array with a single spatial light modulator
Yang et al. Multiwavelength high-order optical vortex detection and demultiplexing coding using a metasurface
Choporova et al. Holography with high-power CW coherent terahertz source: Optical components, imaging, and applications
Stuart et al. Fast algorithms for generating binary holograms
O’Donnell et al. High speed determination of laser wavelength using Poincaré descriptors of speckle
Nguyen et al. Optical characterization of single nanostructured gradient index vortex phase masks fabricated by the modified stack-and-draw technique
Porfirev et al. Efficient generation of arrays of closed-packed high-quality light rings
Zang et al. Multiple optical vortices generated by azimuthal fractal spiral zone plates based on liquid crystal spatial light modulator
Balli et al. Rotationally tunable polarization-insensitive metasurfaces for generating vortex beams
Zhou et al. The computed tomographic imaging spectrometer based on metamaterial surface
Zhang et al. Composite generation of independently controllable multiple three-dimensional vector focal curve beams
Nalimov et al. Design of a sector-variant high-numerical-aperture micrometalens
Sabouri Generation of vortex beams with nonuniform phase jumps in azimuthal locations
Li et al. Measuring high-order optical orbital angular momentum with a petal-like zone plate
Chang et al. Non-mechanical axial focus tuning by coherent beam combining technique