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Method and System for Detecting Refractive Flow Disturbances Using Time-Resolved Angular Filtering

This technology is a method for detecting refractive index variations in transparent media through passive optical imaging without the need for structured backgrounds or active illumination. This method involves use of thin films to convert angular deflections of ambient light caused by refractive index gradients into measurable intensity modulations...

Published: 9/4/2025 | Inventor(s): Mohamed ElKabbash

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Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing, Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation

Single-Shot Phase Gradient Separation Using 2D Anisotropic Metasurfaces for Zonal Phase Reconstruction

This invention is a compact, single-shot optical imaging technology that captures complete two-dimensional phase gradient information from transparent or weakly scattering samples in real time. By integrating a specially engineered metasurface into the imaging setup, the system separates and detects both horizontal and vertical phase gradient components...

Published: 9/4/2025 | Inventor(s): Mohamed ElKabbash

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Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection

Method and System for Amplitude and Phase Modulation of Light Fields

This technology is a method designed to enable complex and/or high-discretization light field modulation in devices using a novel pixel interference technique. This method offers a way of improving the performance of a wide range of optical technologies, enabling phase-only modulators to project complex fields, and all modulators to modulate fields...

Published: 8/18/2025 | Inventor(s): Florian Willomitzer, John Bass, Muralidhar Balaji

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Polarization-Multiplexed Vortex Coronagraph Metasurface for Single-Shot Exoplanet Imaging

This invention is a metasurface-based optical element that enables high-contrast imaging of exoplanets in a single shot. By integrating both vortex phase modulation and polarization-dependent beam deflection into a single optical component, the technology simplifies the process of blocking out starlight to reveal nearby exoplanets. Traditional coronagraphs...

Published: 8/4/2025 | Inventor(s): Mohamed ElKabbash

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Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry

Fano Resonant Optical Coatings for Multi-Wavelength Fluorescence Microscopy Applications

This invention uses advanced optical coatings to enhance fluorescence microscopy by combining two critical functions—filtering and splitting light—into a single, compact component. Streamlining these processes enables the precise isolation of light wavelengths while efficiently splitting them into multiple paths for imaging or analysis....

Published: 7/2/2025 | Inventor(s): Mohamed ElKabbash

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Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry

Ultra-Narrowband Induced Transmission Filter for EUV Lithography

This invention introduces a transmission-based induced filter operating in the extreme ultraviolet (EUV) regime. The purpose of the invention is to create high transmittance and ultranarrow band filters for EUV lithography even with losses. The filter is composed of EUV-compatible mirrors and a lossy medium. At the resonance frequency, there is minimal...

Published: 7/15/2025 | Inventor(s): Mohamed ElKabbash

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Polarization Neutral Point Position Estimation Method

This invention is a location estimation method for the sky’s neutral points, specifically applied to the Babinet neutral point, that uses ultraviolet polarization imaging to determine the polarization signature of the sky. This invention further develops the Ultraviolet Linear Stokes Imaging Polarimeter (ULTRASIP), a ground-based instrument that...

Published: 7/18/2025 | Inventor(s): Meredith Kupinski

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Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Sensors and Detection

Application of Polarization Imaging in Identification and Metrology of Gemstone

This invention presents a method and instrumentation for gemstone identification and metrology using polarization imaging. It is a simple and cost-effective metrology system that distinguishes gemstones of various materials and cuts. The invention uses a combination of filters, a polarization camera, and other elements to form an image of the gemstone,...

Published: 7/23/2025 | Inventor(s): Stanley Pau, Alaa Hamdoh, Linan Jiang, Yufei Gao

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Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Optical Fab / Metrology

Fifth Harmonic and Five-Photon Excitation Fluorescence Multiphoton Microscopy

This technology introduces a fifth-order multiphoton microscopy system. This advanced method enables high-resolution, label-free imaging of biological samples using nonlinear optical effects. Laser scanning multiphoton microscopy has gained prevalence across a wide range of applications due to its high-resolution imaging potential. This system uses...

Published: 6/23/2025 | Inventor(s): Khanh Kieu

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Water Immersion Multi-Slit Portable In Vivo Confocal Ophthalmoscope

This technology is a low-cost, portable, scan-less in vivo confocal ophthalmoscope (PICO) that uses a water-immersion objective lens in combination with a multi-slit illumination and detection system. It enables high-resolution, non-invasive imaging of the anterior segment and external structures of the eye at the cellular and subcellular level. The...

Published: 7/22/2025 | Inventor(s): Dongkyun Kang, Kenneth Marcelino, Momoka Sugimura, Jaya Chidambaram

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Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics > Ophthalmology, Technology Classifications > Healthcare Portfolios > Ophthalmology, Technology Classifications > Medical Devices > Diagnostic

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