Search Results - Imaging & Optics

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Normal Dispersion Fiber-Based Optical Parametric Oscillator
INvention:Researchers at the University of Arizona have demonstrated a synchronously pumped fiber optical parametric oscillator (FOPO) operating in the normal dispersion regime. The FOPO generates chirped pulses at the output allowing significant pulse energy scaling potential without pulse-breaking.Background:Previous attempts at making FOPOs has suffered...
Published: 9/26/2019   |   Inventor(s): Khanh Kieu, Thanh Nam Nguyen, Nasser Peyghambarian
Category(s): Imaging & Optics->Lasers & Other Sources, Imaging & Optics
Polaritonic Phase Transition Computing Architecture
Title: Polaritonic Switch Computing ArchitectureInvention: Researchers at the University of Arizona have demonstrated a novel means of using polaritonic switches to enable more efficient optical computing architectures. This invention overcomes current limitations in electronic circuits, such as interconnection delays and heat generation, and increases...
Published: 9/26/2019   |   Inventor(s): Rudolf Binder
Category(s): Imaging & Optics
White Light Interferometry Imager
Invention: This is an EDOF system that maintains high lateral resolution while extending the depth of field. It is based on white light interferometry but adds the feature that the interferometer scans through the different depths of an object to create a depth map.Background: White light interferometry offers a solution to the age-old trade-off in...
Published: 9/26/2019   |   Inventor(s): Richard Koshel, Emma Landsiedel
Category(s): Imaging & Optics
Differential Target Antenna Coupling (DTAC)
Title:Differential Target Antenna Coupling (DTAC) Method for Subsurface AnalysesInvention:UA developed an electromagnetic geophysical system that has significantly improved subsurface target sensing and imaging capabilities compared to conventional subsurface measurement systems such as ground penetrating radar. The Differential Target Antenna Coupling...
Published: 6/11/2019   |   Inventor(s): Ben Sternberg, Steven Dvorak
Category(s): Engineering & Physical Sciences, Engineering & Physical Sciences->Aerospace Engineering, Sensors & Controls, Imaging & Optics
Amplified Deformable Mirror (ADM)
Invention: Advancement related to deformable mirrors, which incorporates dielectric layers into the mirror’s design. These layers afford a longer stroke than can be achieved by linear actuators. The longer stroke increases the effectiveness of the deformable mirror at longer wavelengths like far infrared. Background: Deformable mirrors enable...
Published: 5/22/2019   |   Inventor(s): Christopher Walker
Category(s): Imaging & Optics
Fast Volumetric Imaging Of Fluorescent Tissue Structures And Activities
Invention: Researchers at the University of Arizona have developed a novel microscope imaging technique that generates high-resolution large-volume 3D images of tissue at subcellular resolution, and captures transient activities within the volume at 100 volume frames per second (vps). The invention breaks away from the traditional plane-scanning approach...
Published: 3/27/2019   |   Inventor(s): Leilei Peng, Jun Ding, Dongli XU
Category(s): Imaging & Optics, Imaging & Optics->Medical Imaging, Imaging & Optics->Microscopy, Spectroscopy, Polarimetry
High Resolution And High Throughput Additive Manufacturing
Invention:Researchers at the University of Arizona have developed an additive manufacturing system that combines several techniques for high-throughput photopolymerization 3D printing. The system is capable of printing large complex components with high resolution features at a high speed, and at a lower cost that current micro-scale 3D printing systems.Background:Over...
Published: 3/27/2019   |   Inventor(s): Rongguang Liang
Category(s): Imaging & Optics, Imaging & Optics->Materials & Fabrication
Integrated frequency locked optical whispering evanescent resonator (FLOWER) based on Raspberry Pi
Invention:Raspberry Pi is a card-sized mini-computer that acts as a data processing center that replaces the prior commercial frequency locking system. It greatly reduces the size and the weight of the FLOWER system, making it possible for the FLOWER system to be carried by people or mounted on a drone.Background: FLOWER (frequency locked optical whispering...
Published: 3/11/2019   |   Inventor(s): Tsu-Te Su, Shuang Hao, Gwangho Choi
Category(s): Imaging & Optics, Imaging & Optics->Medical Imaging
Virtual Deflectometry Enclosure Screen
Invention: A system designed to perform optical quality metrology on freeform or convex optics. This system provides a full aperture surface reconstruction sag map of freeform surfaces. The method relies on the creation of virtual source enclosure that surrounds the unit under testing (UUT) and produces a virtual 2 Pi-steradian measurement range. ...
Published: 3/11/2019   |   Inventor(s): Dae Wook Kim, Logan Graves
Category(s): Imaging & Optics, Imaging & Optics->Optical Fab / Metrology
Phase Unwrapping By Neural Network
Title: Phase Unwrapping By Neural NetworkInvention: This document in-part describes systems and methods that can be used to facilitate reliable and accurate phase unwrapping. The techniques that can be implemented to obtain unwrapped phase using segmentation approaches. The techniques are also robust against noises in the input data, thereby providing...
Published: 3/11/2019   |   Inventor(s): Rongguang Liang, Junchao Zhang, Xiaobo Tian, Jianbo Shao
Category(s): Imaging & Optics, Imaging & Optics->Optical Fab / Metrology
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