About Us
Leadership
John Branch, MD
Chief Executive Officer
Dr. John Branch is a practicing ophthalmologist, cataract and refractive surgeon, and founder of Texas Vision. As CEO of VirtuaLens, he brings firsthand clinical experience and entrepreneurial leadership to the development of immersive VR tools designed to improve cataract patient education and support better conversations around lens selection.
Matteo Ziff
Chief Technical Officer
Matteo Ziff leads the technology vision behind VirtuaLens. A two-time entrepreneur with deep experience in AI, VR engineering, and scalable software development, Matteo brings the technical expertise needed to build an immersive, reliable, and intuitive platform for modern eyecare practices.
Marina Jackman
Chief Operating Officer
Marina Jackman brings more than a decade of experience scaling healthcare and emerging technology companies. As COO, she leads operational strategy, systems, and growth initiatives that help VirtuaLens deliver a seamless experience for practices adopting VR-powered patient education.
Tomas Gonzalez
Tech Leader
Tomas Gonzalez brings more than 13 years of software engineering experience to VirtuaLens, with expertise in 3D engines, VR optimization, and scalable platform architecture. His work supports the performance, usability, and continued evolution of the VirtuaLens platform.
Our Vision
VirtuaLens was created to transform how patients experience lens education before cataract surgery. Our vision is a future where every patient can clearly see and understand their IOL options, and every practice has a consistent, scalable way to support that conversation. Through immersive simulation, we are helping bridge the gap between clinical expertise and patient confidence.
Medical Advisory Board
Robert Osher, MD
Clinical Advisor
Dr. Robert “Bob” Osher is a world-renowned cataract surgeon, pioneer in surgical education, founder of the Cincinnati Eye Institute, and past president of ASCRS. His clinical expertise helps guide the educational design and real-world relevance of the VirtuaLens experience.
Douglas Koch, MD
Clinical Advisor
Dr. Douglas Koch is a global authority in IOL research and corneal and refractive surgery. As a respected leader in cataract and refractive innovation, Dr. Koch brings critical clinical perspective to the development of VirtuaLens’ lens education experience.
Nicole Fram, MD
Clinical Advisor
Nicole Fram, M.D. is a board-certified, fellowship-trained ophthalmologist and cataract surgeon specializing in refractive and complex cataract surgery, anterior segment reconstruction, and corneal transplantation. She is managing partner at Advanced Vision Care and co-fellowship director of the Masket Foundation anterior segment fellowship.