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Perceptual-Driven Foveated Optical See-Through Head-Mounted Displays
This invention consists of the design and embodiments of a statically optical see through head mounted displays (OST-HMDs) in which the angular pixel density decreases with the increase of the filed eccentricity according to a specified angular pixel density function.
To facilitate the head mounted display capability to simultaneously see the image...
Published: 10/4/2023
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Inventor(s): Hong Hua, Pengyinjie Lyu
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Displays
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Hybrid SESAM Output Coupler
A novel hybrid semiconductor saturable absorber mirror (SESAM)/dielectric output coupler has been developed and employed to demonstrate a mode locked vertical-external-cavity surface-emitting lasers (VECSEL). The hybrid SESAM enables a greatly simplified optical layout for developing short pulse laser sources utilizing semiconductor based VECSELs.
Background:...
Published: 9/5/2023
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Inventor(s): Ronald Jones, Jerome Moloney, Ricky Gibson, Sadhvikas Addamane, Garrett Cole
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Displays
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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: 4/3/2023
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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: 11/22/2023
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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: 4/3/2023
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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: 4/3/2023
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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: 4/3/2023
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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: 4/3/2023
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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: 4/3/2023
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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: 4/3/2023
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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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