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Laser Expert Witnesses

Manufacturers of medical, industrial, and defense-related laser systems face litigation whenever a laser device is alleged to have failed, infringed a competitor’s patented technology, or fallen short of performance specifications promised to a commercial buyer. These disputes commonly involve patent infringement claims between laser and photonics companies, product liability actions concerning surgical or industrial laser equipment, and breach of contract claims when a delivered system does not meet the optical or power specifications a purchaser relied upon. Because laser technology spans optics, materials science, and precision engineering, the central issue in these cases is typically whether the device’s design and performance conformed to the specifications, patents, or industry standards at issue. Resolving that question requires technical analysis that most generalist engineering experts cannot provide.

A laser expert examines the device’s optical design, materials specifications, and performance data to determine whether it operated within its stated parameters and whether any claimed infringement reads on the patented technology at issue. That analysis often distinguishes between a genuine design or manufacturing defect and misuse or improper calibration, which is central to allocating liability between manufacturers, integrators, and end users. In patent disputes, the expert’s technical comparison of the accused device against the asserted claims directly supports infringement and validity analysis. This same expertise supports damages calculations by clarifying the technical contribution of the disputed component or feature, giving counsel a defensible basis for royalty or lost-profits arguments.

Because laser and photonics disputes often turn on dense technical specifications, selecting an expert with hands-on design or research experience in the specific application at issue is critical to a persuasive case. The experts we can provide include laser materials processing specialists, photonics researchers, and optical engineers who hold advanced degrees, have authored technical books and patents, and have applied their expertise in fields ranging from medical devices to military systems. Round Table Group has completed more than 75,000 expert searches for litigators, and we draw on that depth to match counsel with laser experts whose specific technical background fits the dispute. Let us help you find the right laser expert for your case by calling us at (202) 908-4500.

Kinds of Cases We Work On

Round Table Group helps our clients find a wide variety of Laser expert witnesses for cases like:

01

Laser Source Failure Analysis Traces an Industrial Cutting System Recall to a Supplier

An industrial laser cutting system manufacturer sued the supplier of its fiber laser source module after a pattern of premature power output degradation triggered a field recall across a large installed base, seeking recovery of recall and warranty costs exceeding $15 million. We identified experts with experience in fiber laser system design, laser diode reliability engineering, and industrial laser manufacturing quality control. The expert's teardown analysis of returned units traced the degradation to a supplier-side pump diode packaging defect rather than the system's overall design, a finding central to the supplier funding the majority of the recall costs.
02

Device Compliance Audit Uncovers Undisclosed Liability in a Medical Aesthetic Laser Chain Acquisition

The buyer of a regional medical spa chain sought to rescind part of the purchase price after discovering, post-closing, that a significant share of the chain's aesthetic laser devices had been operating without the state-required physician oversight and device certification the seller had represented was in place. We identified experts with experience in medical aesthetic laser device regulation, state device certification compliance, and clinical laser operation oversight standards. The expert found the compliance gaps had been flagged in an internal operations audit conducted before closing that was not produced during diligence, a finding that supported the buyer's misrepresentation claim and a negotiated price adjustment.
03

Component Failure Analysis Resolves an Ophthalmic Laser Manufacturer Indemnification Dispute

A LASIK laser system manufacturer sought indemnification from the supplier of an optical component used in its excimer laser platform after a cluster of field failures caused inconsistent beam delivery during procedures, triggering a safety advisory and surgeon notification campaign. We identified experts with experience in ophthalmic laser system design, excimer laser optics, and medical device component failure analysis. The expert's review of returned components and manufacturing records traced the failures to a supplier-side coating process deviation, a finding central to the supplier's liability for the advisory costs.
04

Weld Quality Testing Resolves an Automotive Laser Welding System Warranty Dispute

An automotive parts supplier sued the manufacturer of the laser welding system it had purchased for a new production line after persistent weld penetration inconsistencies caused a wave of part rejections, alleging the system failed to meet the weld quality specifications warranted in the purchase agreement. We identified experts with experience in laser welding process engineering, weld penetration and quality standards, and industrial laser system performance testing. The expert's testing found the system's weld consistency fell measurably short of the warranted specification under standard production line operating conditions, a finding central to the settlement requiring system replacement and cost reimbursement.
05

Laser Diode Reliability Testing Resolves a Fiber Optic Component Supplier Dispute

A telecommunications equipment manufacturer sued the supplier of laser diode transmitters used in its fiber optic networking hardware after a pattern of premature diode failures in the field triggered warranty claims across a large customer base, seeking recovery of replacement and remediation costs. We identified experts with experience in laser diode reliability engineering, fiber optic transmitter design, and semiconductor laser failure analysis. The expert found the failed diodes exhibited a facet degradation pattern consistent with a supplier-side wafer processing deviation affecting a specific production lot, a finding central to the supplier funding the majority of the remediation costs.
06

Calibration Standard Review Resolves a Laser Marking System Software Dispute

A precision component manufacturer sued the software vendor supplying the control system for its laser marking equipment after a calibration drift caused a significant batch of parts to be marked outside tolerance, resulting in a customer rejection and remediation costs. We identified experts with experience in laser marking system calibration, industrial control software validation, and precision manufacturing quality standards. The expert found the calibration drift traced to a firmware update the manufacturer's own maintenance team had installed without following the vendor's required recalibration protocol, a finding that shifted responsibility back onto the manufacturer and was decisive in the vendor's successful defense.
07

Accuracy Testing Resolves a Construction Laser Measurement Equipment Warranty Dispute

A commercial general contractor sued the manufacturer of the laser-based total station survey equipment it used on a large infrastructure project after measurement errors traced to the equipment contributed to costly grading rework, alleging the equipment failed to meet its warranted accuracy specification. We identified experts with experience in laser surveying equipment design, total station accuracy standards, and field calibration testing. The expert's field testing found the equipment performed within its warranted accuracy specification when properly calibrated, and that the errors traced to the contractor's own field crew skipping a required daily calibration check, a finding decisive in the manufacturer's successful defense.
08

Beam Performance Testing Resolves a Directed Energy Defense Subcontractor Dispute

A prime defense contractor sued the subcontractor supplying the beam director assembly for a directed energy weapon system prototype after the assembly failed to meet the beam pointing accuracy specification during government acceptance testing, threatening a program milestone payment and schedule delay. We identified experts with experience in directed energy system engineering, laser beam pointing and tracking systems, and defense program acceptance testing standards. The expert found the testing had been conducted under environmental vibration conditions exceeding the assembly's specified operating envelope, a deviation from the program's own test plan, a finding central to a settlement requiring retesting under the correct conditions, under which the assembly passed.
09

Efficacy Claims Substantiation Review Resolves a Laser Hair Removal Franchise Dispute

A national laser hair removal franchisor terminated a regional franchisee's agreement after a pattern of customer complaints about treatment results, alleging the franchisee's technicians deviated from the standardized treatment protocol, while the franchisee countersued over lost franchise investment. We identified experts with experience in laser hair removal device operation, dermatologic laser treatment protocols, and clinical efficacy standards. The expert found the franchisee's treatment logs documented adherence to the standardized protocol in the large majority of disputed cases, with the complaint pattern concentrated among clients with a hair and skin type combination the franchisor's own protocol had not adequately addressed, a finding that shifted responsibility back onto the franchisor and contributed to a settlement reinstating the franchise.
10

Process Yield Analysis Resolves a Semiconductor Laser Manufacturing Equipment Dispute

A semiconductor manufacturer sued the supplier of a laser annealing system it had installed on a new production line after persistent yield losses traced to the equipment's process consistency, alleging the system failed to meet the process capability specifications warranted in the purchase agreement. We identified experts with experience in laser annealing process engineering, semiconductor manufacturing yield analysis, and equipment process capability testing. The expert found the system's process variation fell within its warranted specification, and that the yield losses stemmed from an upstream wafer preparation process change the manufacturer had implemented independently, a finding decisive in the equipment supplier's successful defense.

Here are a few of our favorite Laser Expert Witnesses:

New Jersey Cancer, Laser, Health Care Expert #7885

I have 20 years of experience, and specialize in the field of dermatologic and Mohs surgery, laser therapy and aesthetic procedures with specific knowledge in the areas of skin cancer and melanoma, lasers and fillers and Botox. I have published on such topics laser therapy, aesthetic procedures, skin cancer and melanoma.

 

Washington Laser, Vision, Physiology Expert #16862

I have 20 years of experience and specialize in the field of refractive surgery, with specific knowledge of corneal biomechanics, complication management and prevention, and corneal healing and physiology. I have published on such topics as femtosecond laser techniques, complication management and prevention, and pharmacology and its impact on corneal health and its relationship to outcome in refractive surgery. I have testified on defects in excimer laser products and medical malpractice.

 

New York Material Processing, Lasers Expert #18164

I have 15 years of experience and specialize in the field of laser-matter interactions, with specific knowledge of lasers, material processing and AMO physics. I have published on such topics as laser-matter interactions, lasers and material processing.

 

Semiconductor, Laser, Solar Cell Expert #18187

I have 20 years of experience, and specialize in the field of electrical engineering and material science with specific knowledge in the areas of semiconductor devices, semiconductor materials and microsystems. I have published on such topics as failure of semiconductor devices, operating mechanisms of devices and design and implementation of devices and systems. I have testified on patent infringement and electromagnetic interference.

 

New York Photonics, Optics, Laser Expert #18204

I have 15 years of experience, and specialize in the field of physics with specific knowledge in the areas of photonics, optoelectronics and lasers. I have published on such topics as propagation of light in various media, microresonators and statistical properties of physical systems. I have testified on mathematical modeling of car motion.

 

Your Case Deserves The Best Laser Expert Witnesses

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The right expert witnesses and consulting experts can make your case. That’s why we have spent so many hours over the past quarter century making sure our clients have just the right expert team — whether one expert or many, early-stage advice or expert reports and testimony. Across over 50,000 expert search assignments, we have honed a unique, customized approach to identifying, analyzing and connecting with expert talent so you can focus on winning your case.

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Pennsylvania Atoms, Lasers, Force, Velocity Expert #21609

I have 25 years of experience, and specialize in the field of physics with specific knowledge in the areas of electrical engineering, mechanical engineering and nuclear energy. I have published on such topics as accidents and bodily injury, terrorist attack and building structures. 25 years as an educator and accomplished lecturer at one of the country’s top liberal arts college.

 

Spectroscopy, Lasers Expert #24039

I have 24 years of experience and specialize in the field of biomolecular spectroscopy, with specific knowledge of nucleic acids, electronic spectroscopy and vibrational spectroscopy. I have published on such topics as molecular beacons, nucleic acid microarrays and resonance Raman spectroscopy.

 

Florida Nonlinear Optics, Lasers Expert #24058

I have 40 years of experience and specialize in the field of physics, with specific knowledge of nonlinear optics, ultrafast phenomena and laser-induced damage. I have published on such topics as laser development, nonlinear absorption and optical damage mechanisms. I have testified on writing images in glass with lasers.

 

Illinois Photonics, Lasers, Optics Expert #26105

I have 20 years of experience, and specialize in the field of photonics and electro-optics with specific knowledge in the areas of optics, lasers and nonlinear optics. I have published on such topics as solid-state laser design, nonlinear optics and optical instrumentation. I have testified on light illumination.

 

Nevada Lasers, Spectroscopy Expert #27874

I have 17 years of experience and specialize in the field of physics, with specific knowledge of lasers, global warming, and power lines and health. I have published on such topics as power lines and health, and global warming. I have testified on personal injury.

 

Photonics, Lasers Expert #28900

I have 20 years of experience, and specialize in the field of photonics with specific knowledge in the areas of bio-photonics, optical devices and bio-sensors. I have published on such topics as bio-photonics, bio-sensing and nonlinear optics.

 

Missouri Medicine, Ophthalmology, Lasers Expert #29885

I have 45 years of experience, and specialize in the field of medicine and aviation with specific knowledge in the areas of ophthalmology, facial plastics, family practice in psychiatry, aviation and recycled products development. I have published on such topics as lasers and penicillamine. I have testified on medicine and aviation personnel.

 

Ohio Optics, Electronics, Lasers Expert #29991

I have 30 years of experience, and specialize in the field of optics and electronics with specific knowledge in the areas of displays, fiber optic communication and electrical devices. I have published on such topics as fiber optic communication, optics and electronics and signal processing. I have testified 15 times on topics such as displays, fiber optic systems and communication technology.

 

California Lasers, Optics, Photonics Expert #31322

I have 30 years of experience and specialize in the field of photonics, with specific knowledge of lasers, nonlinear optics and photonic devices. I have published on such topics as laser physics and engineering, ultrafast processes and optical communications.

 

California Optics, Lasers, Imaging Expert #31650

I have 35 years of experience, and specialize in the field of optics with specific knowledge in the areas of lasers, imaging and optical fibers. I have published on such topics as medical imaging, nonlinear optics and optical fibers and microscopy. I have testified on photolithography, imaging and optical resolution. I especially enjoy the detective work required in intellectual property cases. I’ve been teaching undergraduates and graduate students for many years, and I can present and explain complicated subjects clearly and simply.

 

Texas Patent Rights, Laser Expert #32297

I have 19 years of experience, and specialize in the field of nursing with specific knowledge in the areas of family, laser hair removal and geriatric, psychiatric. I have had the opportunity to experience nursing in many areas. I believe my knowledge, dedication, enjoyment, and leadership among my jobs has made nursing a remarkable profession. I look forward to expanding my horizons with changes in health care.

 

New York Lasers, Optics Expert #32373

I have 28 years of experience, and specialize in the field of physics with specific knowledge in the areas of optical, atomic and molecular, laser cooling and trapping and art conservation. I have published on such topics as atomic, molecular physics, nuclear physics and teaching nanotechnology.

 

New York Semiconductor, Laser, Battery Expert #34238

I have 13 years of experience and specialize in the field of semiconductors, with specific knowledge of lasers and LEDs, batteries and capacitors. I have published on such topics as green LEDs grown by MBE, p-type doping of ZnO.

 

New York Wireless, Fiber, Optic, Laser Expert #34272

I have 6 years of experience in the field of information and networking technologies, with specific knowledge of technology, business applications, and economic valuation. I have published on such topics as design of network switching systems, application development for businesses and network providers, and efficient use of servers in the Internet markets. I have testified on technologies involved in patent infringement litigation and trade secrets.

 

Pennsylvania Raman, Spectroscopy, Lasers Expert #35430

I have 30 years of experience, and specialize in the field of spectroscopy and photonic crystals with specific knowledge in the areas of Raman spectroscopy, photonic crystal materials, explosives and chemical sensing devices. I have published on such topics as photonic crystal materials, Raman spectroscopy and spectroscopy in general. I have testified on Ramann spectroscopy. I am a distinguished professor of chemistry with 27 patents and >270 publications and a scientific founder of two start up companies and numerous licenses based on the technology we invented.

 

Massachusetts Optics, Lasers, Biophysics Expert #35903

I have 25 years of experience, and specialize in the field of optical physics with specific knowledge in the areas of lasers, materials and biophysics. I have published on such topics as nonlinear optics, ultrashort laser pulses and micromachining.

 

Massachusetts Medical Devices, Laser Expert #36019

I have 18 years of experience, and specialize in the field of aesthetic laser technology marketing with specific knowledge in the areas of laser lipolysis, laser hair removal and fractional skin rejuvenation. I have published on such topics as laser hair removal, fractional skin rejuvenation and laser lipolysis. I worked on the commercial launch of the very first products for both laser hair removal and laser lipolysis.

 

Colorado International Business, Lasers Expert #36552

I have 20 years of experience, and specialize in the field of starting businesses with specific knowledge in the areas of construction, energy and international business. I have testified 6 times on topics such as energy, ethanol, power plants, water. 20 years building engineering, manufacturing, construction, and energy related businesses in Asia Pacific and North America. I speak acceptable Spanish and Japanese.

 

Laser, Dentistry Expert #37090

I have 20 years of experience, and specialize in the field of laser use in dentistry. I have published on such topics as dentistry.

 

New Jersey Cosmetic, Restorative, Laser Expert #37190

I have 28 years of experience, and specialize in the field of dentistry with specific knowledge in the areas of restorative dentistry, CAD/CAM dentistry and digital radiography. My professional life has grown to encompass the highest standards of practice and melded them with an adept use of the most current techniques and procedures.

 

Laser, Bio-engineering Expert #38854

I have 14 years of experience, and specialize in the field of laser materials processing with specific knowledge in the areas of lasers, materials processing and bio-engineering. I have published on such topics as laser materials processing, bio-engineering and tissue engineering. My expertise is extremely broad, ranging from the use of lasers in military applications to improved biocompatibility. I have written four books on various aspect of laser materials processing, bio-engineering and tissue engineering.

 

Massachusetts Optics, Laser, Physics Expert #39901

I have 25 years of experience, and specialize in the field of nonlinear and quantum optics with specific knowledge in the areas of single-photon detection, correlation spectroscopy and microscopy. I have published on such topics as quantum optics, nonlinear optics and secure communication.

 

Semiconductors, Optics, Lasers Expert #42164

I have 15 years of experience, and specialize in the field of physics with specific knowledge in the areas of optics, semiconductior nanostructures and laser spectroscopy. I have published on such topics as optical properties of nanostructures, biosensing and microscopy.

 

Minnesota Optics, Physics, Lasers Expert #43263

I have 18 years of experience, and specialize in the field of atomic physics with specific knowledge in the areas of lasers, atomic spectroscopy and medical imaging. I have published on such topics as lasers, atomic spectroscopy and medical imagingI demonstrate a diverse set of experimental skills and have worked with both traditional tools of atomic physics, and non-traditional tools such as modeling the ionization of hydrogen using ultrasound.

 

Massachusetts Photonics, Electronics, Lasers Expert #44002

I have 33 years of experience, and specialize in the field of photonics, nanotechnology with specific knowledge in the areas of semiconductor devices, nanostrcuture devices and infrared and TeraHertz technology. I have published on such topics as lasers, detectors, sensors and transistors. My research over the last 30 years has revolutionized the design of many semconductor devices, resulting in over 60 US patents and recipient of major awards.

 

New York Plasma Physics, Lasers Expert #44121

I have 25 years of experience, and specialize in the field of physics with specific knowledge in the areas of plasma and high energy density physics, inertial confinement fusion and high intensity laser systems. I have published on such topics as properties of laser systems, plasma and high energy density physics and interaction of intense lasers with atoms. I was part of a high energy physics experiment that used a high intensity laser colliding with a 50 GeV electron beam to produce electron positron pairs out of the vacuum. I was responsible for the design and installation of the laser…

 

Washington Digital Printing, Inkjet, Laser Expert #46288

I have 29 years of experience, and specialize in the field of digital printing with specific knowledge in the areas of patents, large format printers and electrical connectors. I have published on such topics as surface treatment for holography, patent analysis and tire recycling. I have testified on patent claim terms and validity and deposed 5 times regarding ultraviolet inkjet printing.I’ve been fortunate in having my physics background provide opportunities to learn new technologies every few years spanning fields such as holography, scanning optics, digital printing, sensors, waste management, solid state lighting, 3D image capture, 3D lithography and biotechnology.

 

Montana Vision, Health Care, Laser Expert #46896

I have 31 years of experience, and specialize in the field of ophthalmology with specific knowledge in the areas of corneal surgery, cataract surgery and refractive surgery. I have published on such topics as laser surgery and glaucoma. I have testified on refraction, eye injuries and standard of care. The most remarkable thing is being able to free patients from their glasses and contact lenses.

 

New York Lasers, Telecommunication Expert #47814

I have 10 years of experience, and specialize in the field of optics with specific knowledge in the areas of lasers and diagnostics, optical telecommunications and ultrafast optics. I have published on such topics as diagnostics for optical pulses, monitoring and characterization of optical telecommunication signals and lasers. I am experienced in academia, corporate environment, and limited liability corporations.

 

North Carolina Lasers, Semiconductors, Optical Expert #48037

I have 13 years of experience, and specialize in the field of solid state physics with specific knowledge in the areas of ultrafast spectroscopy, optical instrumentation and lasers. I have published on such topics as excitons in zinc oxide, nonlinearities in scintillator materials and multiphoton microscopy.

 

California Lasers, Medicine, Optics Expert #52250

I have 20 years of experience, and specialize in the field of medical laser device development with specific knowledge in the areas of laser design, ophthalmology and dermatology. I have published on such topics as femtosecond laser applications, ophthalmic surgery and dermatologic laser treatments. I’m part of a team that still holds the world record for smallest hole ever drilled with a femtosecond laser!

 

Put Our Laser Expert Network to Work for You

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Our huge network of experts – eminent university professors and practitioners who have achieved renown as thought leaders in their fields – combined with unparalleled research capabilities puts the experts you need at your disposal when and where you need them.

If you’re a litigator or general counsel, we want to put this network to work for you and your clients. Let us know how we can help by calling us at (202) 908-4500 or filling out the form on this page. We’re so confident you’ll love what we do that unless you retain an expert we present there’s no charge!

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Questions Attorneys Ask About Laser Expert Witnesses:

A laser expert is typically needed when a patent infringement claim, product liability action, or contract dispute turns on whether a laser or photonics device was designed, manufactured, or performed as claimed. Counsel also retains these experts when a delivered system’s optical or power specifications are disputed between a manufacturer and a commercial buyer.
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A few of the courses and workshops led by our Laser experts:

  • Introduction to Ultrafast Science and Short-Pulse Lasers

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