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Optical Systems

The design and use of optical equipment is critical across a wide range of industries, including  in telecommunications and medical devices. Fiber optic communications is obviously a big and important area of this technology. But our team of expert optics designers and photonics specialists has expertise in a wide range of related technologies including::

  • Fiber optic networks and equipments
  • LEDs and fiber-optic lighting systems
  • Waveguide and optical fiber design
  • Fiber optic cables, connectors, and termination
  • Optical sensors and detectors
  • Optical imaging systems, including for cameras
  • Cutting and machining lasers for manufacturing
  • Photonic signal processing
  • Photonic Integrated Circuits (PICs)
  • Holography and holographic storage
  • Optical storage, including CDs and DVDs
  • Lasers and optical amplifcation
  • Telescopes and microscopes

Barr Group's experts are familiar with the specialized software platforms used for high-performance optical design, such as OptiSystem, Zemax, and Lumerical.

Request your optical system design expert now >

Expert Witness Services

Barr Group's optical experts support plaintiffs and defendants in litigation in U.S. District Courts and State Courts, at the International Trade Commission (ITC), and before the Patent Trial and Appeal Board (PTAB) as well as in arbitration. Our services include:

  • Technical assistance with drafting of discovery requests
  • Optical system design reviews and analysis
  • Optical system performance testing
  • Prior art review for patent invalidity
  • Reverse engineering
  • Expert reports, declarations, and witness statements
  • Testimony at deposition, oral hearings, and trials

Our experience with optical equipment design is extensive and includes expert testimony in patent and trade secrets litigation.

How can we help you today? >

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Who are Barr Group's Optical Equipment expert witnesses?

Barr Group's Optical Equipment expert witness roster holds 41 anonymized, prequalified profiles; a selection follows, and matched recommendations from the full roster are free to the attorney.

  • Penetration Testing Security Expert Witness. Barr Group's embedded security expert witness specializes in penetration testing, reverse engineering with tools such as IDA Pro, FPGA design in VHDL, and real-time firmware in C and assembly, and holds a security clearance.
  • Biometrics and Tamper Detection Expert Witness. Barr Group's iris biometrics expert witness developed novel and patented security technologies, was an early developer of iris biometrics using video image processing, and has extensive experience programming microcontrollers and other computer systems.
  • Printed Electronics Expert Witness. Barr Group's printed electronics expert witness has 35 years of experience in functional printing, flexible hybrid electronics, and additive manufacturing, plus over 20 years of litigation consulting across North America, Europe, and Asia.
  • Ophthalmic Optical Imaging Systems Expert Witness. Barr Group's scanning laser ophthalmoscope and optical coherence tomography expert witness has nearly two decades of ophthalmic and medical imaging optical design experience and holds seven issued U.S. patents in ophthalmic imaging, optical scanning, and polarimetry.
  • Wired & Wireless Networks Expert Witness. Barr Group's VoIP and telecommunications expert witness specializes in voice, datacom, and telecom systems, fiber optic infrastructure, and VoIP security across WiFi call routing, and evaluates telecommunications patent portfolios for third party assessment companies.
  • Electronics Cooling and Thermal Management Expert Witness. Barr Group's electronics cooling and thermal management expert witness has over 38 years of research experience in mini-channel and micro-channel cooling, two-phase refrigerant and liquid immersion cooling, and computational fluid dynamics for high-performance electronics.
  • Optical Coherence Tomography and Medical Device Expert Witness. Barr Group's optical coherence tomography expert witness has over 15 years of specialized experience in OCT and optical frequency domain imaging, including functional imaging, angiography, polarization-sensitive techniques, and circular-ranging OCT at multi-megahertz imaging speeds.
  • Fiber Optic Telecommunications Expert Witness. Barr Group's fiber optic communications expert witness has over 20 years of experience in connector design and optical telecommunications systems, including Optical Beat Interference mitigation and polarization diversity optimization in fiber-to-the-x networks.
  • Semiconductor Process Integration Expert Witness. Barr Group's semiconductor process integration expert witness has over 25 years of manufacturing experience spanning DRAM trench capacitor process integration, high-k dielectrics, embedded memory, and silicon-nitride waveguide photonics, and holds numerous issued U.S. patents.
  • Drone and UAV Navigation Expert Witness. Barr Group's embedded firmware disassembly and reverse engineering expert witness has over 40 years of experience in embedded systems design and digital signal processing and has served in 20+ intellectual property litigation engagements.

Optical Equipment Expert Witness List

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Expert B550N

Barr Group's biometric presentation attack detection and face recognition expert witness has over 15 years of leadership experience in computer vision, 3D…

Expert B655J

Barr Group's AI networking infrastructure expert witness has more than 15 years of specialized experience in semiconductor design and data center architecture,…

Expert B620X

Barr Group's photolithography and FinFET expert witness has three decades of semiconductor process development, high-volume manufacturing, and technology…

Expert A420A

Barr Group's urban visual computing expert witness has over two decades of experience in computer graphics, computer vision, and artificial intelligence, with…

Expert B620K

Barr Group's automotive electrical and optical engineering expert witness has more than fifteen years of technical management experience leading global, cross…

Expert J523N

Barr Group's iris biometrics expert witness developed novel and patented security technologies, was an early developer of iris biometrics using video image…

Expert I220K

Barr Group's data center design and management expert witness is a licensed professional engineer in the U.S. and Canada with over twenty years of experience in…

Expert K642K

Barr Group's telecommunications expert witness has extensive industry and academic experience in DSL, cellular, and WiFi systems, modems, signal processing, MPEG…

Expert A651T

Barr Group's digital media expert witness has more than three decades of experience developing CD, DVD, Blu-ray, and streaming media products, with significant…

Expert H120S

Barr Group's electro-optical systems expert witness has over three decades of industry experience in analog and low noise circuit design, optical systems,…