Search Results - Optics

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High Quality Lithium Niobate Devices
Method and device for fabricating waveguides for frequency conversion Institute Reference: 2-23013 Background Optical frequency conversion based upon a quadratic optical nonlinearity is a powerful technology to transfer high-coherence laser radiation into new frequencies. For thin-film lithium-niobate-on-insulators (LNOI’s), the efficiency...
Published: 10/22/2024   |   Inventor(s): Qiang Lin, Jingwei Ling, Jeremy Staffa
Keywords(s):  
Category(s): Computer Hardware, Optics, Nanotechnology
See-through Reflective Metasurface Diffraction Grating
Semi-transparent nanostructured surface applicable to AR/VR technology Institute Reference: 2-19053 Background Dielectric reflective metasurfaces provide a versatile alternative to conventional optics, especially in compact near-eye display systems for augmented reality applications. In typical reflective metasurfaces, there is a non-transparent...
Published: 10/22/2024   |   Inventor(s): Jannick Rolland-Thompson, Anthony (Nick) Vamivakas, Fei Cheng, Aaron Bauer, Daniel Nikolov
Keywords(s):  
Category(s): Optics, Devices
Enhanced VR Battery Life through Perception-Guided Color Encoding
Innovative VR display power reduction using color perception technology, which enhances battery life without sacrificing visual quality Institute Reference: 1-24019 Background The rapid advancement of Virtual Reality (VR) and Augmented Reality (AR) technologies has resulted in a growing demand for higher resolution, faster refresh rates, and improved...
Published: 10/22/2024   |   Inventor(s): Yuhao Zhu, Abhishek Tyagi, Jiayi He, Budmonde Duinkharjav, Kenneth Chen, Qi Sun, Nisarg Ujjainkar
Keywords(s):  
Category(s): Optics, Computer Software, Devices
Exploiting Human Color Discrimination for Memory- and Energy-Efficient Image Encoding in Virtual Reality
A VR image compression algorithm reducing DRAM traffic by 66.9% with minimal perceptual quality loss Institute Reference: 1-24027 Background Virtual Reality (VR) is emerging as a ubiquitous computing platform, with applications spanning healthcare, education, communication, training, and design. Efficient computing substrates are critical to VR’s...
Published: 10/22/2024   |   Inventor(s): Yuhao Zhu, Nisarg Ujjainkar, Ethan Shahan, Kenneth Chen, Qi Sun, Budmonde Duinkharjav
Keywords(s):  
Category(s): Optics, Computer Software, Devices
Multiconfiguration Afocal Freeform Telescope
An afocal telescope system with adjustable magnification and field of view (FOV) modes for object searching and object inspection Institute Reference: 2-24029 Background As applications for earth-viewing satellites become more diverse, the required specifications of on-board optical systems become increasingly complex and challenging to achieve...
Published: 10/22/2024   |   Inventor(s): Jannick Rolland-Thompson, Aaron Bauer
Keywords(s):  
Category(s): Optics, Imaging
Thin Large-Diameter Optics Foldable Intraocular Lens
A foldable intraocular lens designed to reduce dysphotopsia, enable small incision insertion, and provide high dioptric power Institute Reference: 6-20034 Background Intraocular lenses (IOLs) are commonly used in cataract surgery to replace the natural lens of the eye. While modern cataract surgery relies on small incisions to minimize complications...
Published: 10/22/2024   |   Inventor(s): Scott Macrae, David Huang
Keywords(s):  
Category(s): Optics, Surgical/Medical Device
Apparatus and Method for Enhancing Corneal Lenticular Surgery with Laser Refractive Index Changes
Combines SMILE surgery with laser refractive index modification for precise vision correction, reducing aberrations and enhancing outcomes Institute Reference: 2-17009 Background Corneal lenticular surgery, such as SMILE (Small Incision Lenticule Extraction), is widely used for correcting vision impairments like myopia and astigmatism. However, limitations...
Published: 10/22/2024   |   Inventor(s): Leonard Zheleznyak, Scott Catlin
Keywords(s):  
Category(s): Optics, Surgical/Medical Device
Microcomb-Based Ising Machine
A microcomb-based Ising machine for ultrafast, scalable computation of NP-hard optimization problems using optical microresonators Institute Reference: 2-23040 Background The exponential growth of computational complexity in solving high-dimensional problems, such as combinatorial optimization, has long exceeded the capabilities of conventional digital...
Published: 10/22/2024   |   Inventor(s): Qiang Lin, Michael Huang, Raymond Lopez-Rios
Keywords(s):  
Category(s): Computer Hardware, Informatics, Optics
Laser Induced Refractive Index Change (LIRIC) Writing in Dehydrated Ophthalmic Materials
LIRIC writing induces refractive index changes in dehydrated hydrogels, offering potential for dry contact lens production Institute Reference: 2-23005 Background Refractive errors, such as myopia, affect over 43% of the global population, with corrective devices like glasses and contact lenses relying on lens shape to correct vision. However, this...
Published: 10/22/2024   |   Inventor(s): Wayne Knox, Quazi Rushnan Islam
Keywords(s):  
Category(s): Surgical/Medical Device, Optics
Compact High NA All-Reflective Microscope Objectives
All-reflective, chromatic aberration-free microscope objective enabling ultra-broadband imaging without color distortions Institute Reference: 2-24031 Background High numerical aperture (NA) objectives are essential in optical microscopy, especially for biological and medical imaging, where high resolution and clarity are required. Traditional objectives...
Published: 10/22/2024   |   Inventor(s): Jannick Rolland-Thompson, Aaron Bauer
Keywords(s):  
Category(s): Optics, Research Tools
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