Graded Index Waveguide and Coating for Display Applications
This innovation improves image quality and reduces polarization aberration in waveguide display systems by using a graded-index waveguide and/or coating. Specifically, the innovation improves the performance of the display by increasing the bandwidth, field of view, and reducing polarization-dependent loss.
Using a graded-index coating in waveguide...
Published: 3/6/2023
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Inventor(s): Stanley Pau, Sawyer Miller, Linan Jiang
Keywords(s):
Category(s): Technology Classifications, Technology Classifications > Imaging & Optics > Displays
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Polarization Aberration Compensator
This innovation is a method of design and fabrication process for polarization aberration compensator which can be used in existing optical systems to reduce the overall polarization aberration. This method can be used in existing optical systems to greatly reduce the overall polarization aberration in high-performance optical systems such as in microscopy,...
Published: 3/6/2023
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays
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Spectrum and Polarization Programmable Light Source
This technology is a programmable light source that can synthesize an arbitrary spectrum and polarization state. The instrument can be utilized as a tunable light source, spectrum equalizer, polarization compensator, wavelength scanner, and polarization state generator, in applications where control of the output polarization state of the light is required....
Published: 3/6/2023
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Inventor(s): Stanley Pau, Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
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3D Printed Lightguide Array for Optical Imaging
This technology is a collection of transparent glass or polymer elements (a lightguide array) for routing light to an array of sensors for use in spectral imaging.
Background:
Spectral imaging combines traditional optical images with spectroscopy, to capture the spectral properties at each part of an image. This technology is useful because it can...
Published: 2/21/2023
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Inventor(s): Rongguang Liang, Zhihan Hong, Piaoran Ye, Douglas Loy, Yuanyuan Sun
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Displays
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System for Figuring Thin Mirrors Using Ultrashort Laser Pulses
The inventors have developed an optical system, laser spot position determination process, and calibration process for deterministically figuring thin mirrors by creating stress inside the glass substrate (or other material transparent to the laser beam wavelength) using an ultrashort pulsed (USP) laser. This process is especially useful for low spatial...
Published: 7/19/2022
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Inventor(s): Brandon Chalifoux, Ian Arnold, Kevin Laverty
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Lens & System Design
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Pseudo Phase Conjugate Image Transfer Device for Head Worn Display
Researchers at the University of Arizona have applied a novel pseudo-phase conjugate technique to the design of a ghost-free and nearly aberration-free head up display. The Pseudo-phase conjugate Head-up Display (PHD) optical engine enables image transfer in an ultra-thin form factor with transparent devices which can be buried inside prescription glasses...
Published: 7/15/2022
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Inventor(s): Yuzuru Takashima, Alex Erstad
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Lens & System Design
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ASLM Multi-Display
This technology is a new method that illuminates digital micromirror device (DMD) with focusing, homogenous illumination with cone angle/numerical aperture/F-number configured to prevent contaminated light to enter incorrect pupils. The technology has one input pupil and multiple diffraction order pupils that produce a multi-display from just one projector.
Background:
Digital...
Published: 7/15/2022
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Inventor(s): Yuzuru Takashima, Brandon Hellman
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays
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Control of Probe Beam Duration in Single Wavelength Monitoring of Hologram Diffraction Efficiency
This technology is a novel technique for monitoring the diffraction efficiency of Volume Holographic Elements (VHOEs) in real time. The technique works by using a shutter or chopper to periodically block one of the exposing beams during the fabrication and measuring the power of the diffracted beam using a power meter. This technique has the potential...
Published: 8/18/2022
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Inventor(s): Jianbo Zhao, Benjamin Chrysler, Raymond Kostuk
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics
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Overlapping Apertures Diffractive Optical Lens
This invention describes a diffractive optical lens that utilizes overlapping apertures for higher resolution images than conventional methods. The inventors have created a lens design, method of manufacturing, and an imaging instrument to utilize the lens that is based on overlapping apertures where a single coherent light illumination is used, and...
Published: 7/15/2022
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Inventor(s): Stanley Pau, David Brady
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Displays
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Replication Method for Volume Holographic Optical Elements and Holographic Waveguide Couplers
This invention is a replication method for volume holographic optical elements and waveguide couplers. It is a new configuration for fabricating transmission holograms using composite master holograms and reflection holograms using a pair of master holograms. It produces a method that is scalable and able to increase the type of waveguide holograms...
Published: 7/15/2022
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Inventor(s): Benjamin Chrysler, Jianbo Zhao, Raymond Kostuk
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays
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