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Optical Scanning Multi-FOM Metrology for AR Waveguide Display
The invention is a reverse-path optical scanning metrology method that replaces mechanical scanning at the eye box plane via programmable light source in color, pattern, state of polarization, direction of light, and placing a static (non-moving) detection optics at the input pupil plane. Instead of illuminating the in-coupler and physically moving...
Published: 8/24/2026
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Updated: 8/24/2026
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Inventor(s): Yuzuru Takashima, Chuan Luo
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
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Flat and Low Profile Beam and Image Steering Device
This invention describes a method of flat beam steering optical architecture without bulk optics using MEMS-based flat-beam steering technology.
Background:
Laser beam steering is relevant in many applications such as LiDAR, scanning displays, metrology, optical interconnects, optical communication, and various scientific instruments, such as optical...
Published: 8/24/2026
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Updated: 8/24/2026
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Inventor(s): Yuzuru Takashima
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lasers & Other Sources, Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Telecommunications
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Alignment-Free Optical Systems
This invention introduces a fabrication-defined approach to optical system alignment where the relative positions and orientations of optical elements are encoded directly into the fabrication process and integrated with mechanical reference features.
Background:
Precision optical systems typically require careful manual alignment during assembly...
Published: 6/22/2026
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Updated: 6/22/2026
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Inventor(s): Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Engineering & Physical Sciences > Photonics
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Broadband Achromatic Waveplate and Polarization Camera for Visible, SWIR, MWIR and LWIR
This invention uses broadband achromatic waveplates for a wide bandwidth polarimeter and polarization camera to covers visible, short-wave infrared (SWIR), mid-wave infrared (MWIR), and long-wave infrared (LWIR) regions. The design uses low loss optical materials to operate over a large bandwidth range for higher light collection efficiency, which leads...
Published: 3/3/2026
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Updated: 3/3/2026
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Inventor(s): Stanley Pau, Yufei Gao, Alaa Hamdoh
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing
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Metasurface-Based Bell State Analyzer
This technology is an ultra-compact, single, flat, nanostructured surface that acts as a complete quantum state analyzer with the capability of separating photons based on their polarizations and then directing them to a set of outputs. This invention acts as a built-in quantum interferometer for photon pairs and can uniquely identify all four possible...
Published: 2/9/2026
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Updated: 2/9/2026
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
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Multi Polish Robot Polishing Method
This invention is for a robotic system that is designed to polish multiple regions of a large optical surface simultaneously. It includes a novel internal propulsion mechanism that uses coils to drive a magnetic weight along a circular track. This method can accelerate the mirror fabrication time, eliminating the need for off-line testing, reducing...
Published: 12/1/2025
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Updated: 12/1/2025
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Inventor(s): Heejoo Choi, Kevin Derby, Casey Scoggins, Hyukmo Kang, Vipender Negi, Daewook Kim, Maxim Duque, Chaemin Lee
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation > Robotics
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Backsurface Treatment of Optical Substrates for Improved Thermal Conductivity and Dynamic Survival
This invention is an adhesive that is applied to the back of optical substrate mirrors such as the ones used in aerospace applications. The adhesive when applied, it provides acoustic dampening and uniform dissipation of heat, thus protecting the optical component from stress and heating. This is particularly innovative for aerospace applications where...
Published: 8/7/2025
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Updated: 8/7/2025
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Inventor(s): Ewan Douglas, Oscar Montoya, Lori Harrison
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Chemicals
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Achieving Quantum-Limits to Wavefront Sensing with Spatial Mode Sorting
This technology is a next-generation wavefront sensor that leverages spatial mode sorting to achieve highly precise measurements of optical wavefronts. By optimizing the way light is analyzed, it allows for quantum-limited performance, making it significantly more sensitive and accurate than traditional wavefront sensors. This innovation is particularly...
Published: 7/28/2025
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Updated: 7/28/2025
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Inventor(s): Jacob Trzaska, Amit Ashok
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
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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
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Updated: 6/26/2025
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Inventor(s): Stanley Pau, Alaa Hamdoh, Linan Jiang, Yufei Gao
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection, Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
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Method for Multilayer Nanophotonic Effective Medium Optics via Spin-Coated Planarization Layers
This technology introduces a novel method for fabricating multilayer nanophotonic devices using spin-coated planarization layers. The process ensures precise alignment and spacing between optical layers, enabling the creation of advanced optical elements for photonic computing and compound lenses. Spin coating is a procedure used to deposit uniform...
Published: 4/21/2025
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Updated: 4/21/2025
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Inventor(s): Mohamed ElKabbash
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology, Technology Classifications > Imaging & Optics > Optical Fab / Metrology, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication
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