XPANCEO has previously demonstrated significant progress in overcoming the core technical hurdles associated with smart contact lenses, including the development of ultra-low-power displays, advanced optical systems, wireless power transfer, and microbattery technology. However, the integration of these complex electronic components into a contact lens structure poses unique challenges that cannot be solved by electronics alone. The partnership with Contamac extends this foundational work by focusing specifically on the contact lens material and the manufacturing processes required to house these technologies. Contamac brings decades of experience in developing advanced ophthalmic biomaterials, possessing the specialized expertise necessary to address the intricate optical, mechanical, and comfort requirements inherent in next-generation contact lenses. This synergy allows both companies to bridge the gap between cutting-edge display technology and the established, rigorous standards of the ophthalmic industry.

The technical approach to this collaboration involves adapting Contamac’s established ophthalmic device manufacturing processes to meet the specific demands of XPANCEO’s display and optical technologies. Both soft and rigid lens options are being explored using standard geometries to test various integration methods. The initial prototyping phase has focused on rigid lenses, a choice driven by the need for structural stability. A rigid, non-flexing structure is essential for maintaining the precise positioning of the display and optical components. This stability is crucial for delivering a clear image into the eye without the need for an additional external device, ensuring that the optical alignment remains consistent despite the natural movements of the eye and the surrounding environment. The use of rigid materials in the early stages provides a controlled environment to validate the optical performance before transitioning to more flexible, soft lens formulations that may be preferred for long-term comfort.

Manufacturing plays a decisive role in transforming a highly sophisticated optical component into a product that is comfortable and safe enough for daily use. The key innovation in this process is the seamless integration of the electronic component directly into the lens structure. This method allows the component to be precisely positioned, securely protected, and consistently reproduced during the manufacturing process. Unlike traditional approaches that might treat the electronic element as a separate surface attachment, this integration ensures that the technology becomes an intrinsic part of the lens. This holistic design philosophy is critical for preventing issues such as delamination or misalignment, which could compromise both the functionality of the AR display and the safety of the wearer. The goal is to create a monolithic structure where the electronic and optical elements are fully encapsulated within the polymer matrix.

A proprietary encapsulation approach is central to this manufacturing strategy, incorporating the component directly into the polymer rather than adding it as an external surface element. This process is designed to protect the delicate technology while maintaining the clarity and performance expected of a premium contact lens. The encapsulation must prevent any seams or surface irregularities that could compromise the comfort and safety of the wearer. Different polymer formulations and curing conditions are being rigorously tested to achieve uniform integration without seams, delamination, or localized thickening. These considerations are particularly critical for AR vision contact lenses, as any imperfections in the lens surface or internal structure could affect both the quality of the displayed image and the wearer’s view of the surrounding environment. The precision required in this process is comparable to that of high-end optical manufacturing, demanding strict control over material properties and processing parameters.

The challenge of maintaining optical quality while integrating electronic components is further complicated by the need to preserve the natural viewing experience. The lens must allow for clear, unobstructed vision of the physical world while simultaneously projecting digital information. This dual requirement places significant demands on the material’s transparency and refractive index stability. Contamac’s expertise in ophthalmic materials provides the necessary foundation to meet these demands, ensuring that the polymer used in the lens does not introduce chromatic aberrations or other optical distortions. The collaboration focuses on optimizing the material properties to support the specific wavelength ranges and intensity levels required by XPANCEO’s micro-displays. This level of material optimization is essential for achieving the high contrast and brightness needed for AR applications, particularly in varying lighting conditions.

“A breakthrough in the lab only matters if it can be turned into a product people can actually use. For us, this partnership is another step toward bringing smart contact lenses into environments where hands-free access to information is critical. It moves us beyond abstract technological progress and closer to a durable, manufacturable product ready for the real world,” said XPANCEO founder Roman Axelrod. This statement underscores the pragmatic approach of the collaboration, emphasizing the importance of manufacturability and real-world applicability. The focus is not merely on demonstrating the feasibility of AR contact lenses but on creating a product that can be produced at scale with consistent quality. This shift from prototype to product is a significant milestone in the development of wearable computing, addressing the economic and logistical challenges that have historically hindered the commercialization of such technologies.

Robert McGregor, Managing Director of Contamac, added, “The development of smart contact lenses represents an exciting next step for the ophthalmic industry, and we are delighted to be on that journey with XPANCEO.” This perspective highlights the broader implications of the partnership for the ophthalmic sector. The integration of smart technologies into contact lenses represents a new frontier for the industry, requiring a rethinking of traditional manufacturing processes and material standards. Contamac’s involvement signals a commitment to adapting existing ophthalmic expertise to meet the demands of emerging technologies. This collaboration not only benefits XPANCEO but also contributes to the evolution of ophthalmic manufacturing, potentially leading to new standards and techniques that can be applied to other advanced ophthalmic devices.

The collaboration follows XPANCEO’s earlier work with JBD in developing a custom micro-display for smart contact lenses. With the display technology already under development, the work with Contamac addresses the next critical step: the integration and precise positioning of the components directly within the contact lens. This sequential approach ensures that each component of the system is optimized before being integrated into the final product. By bringing XPANCEO’s AR technology into the established ecosystem of ophthalmic materials and manufacturing, the partnership addresses critical requirements for longer wear, consistent optical performance, and scalable production. This integration is essential for creating a cohesive system where the display, optics, power, and lens material work together seamlessly. The result is a product that is not just a collection of individual technologies but a unified, functional interface for augmented reality.

As the partnership progresses, the focus will remain on refining the manufacturing process to ensure that the final product meets the highest standards of safety, comfort, and performance. The announcement describes the use of materials already found in FDA-cleared ophthalmic devices; it does not announce regulatory clearance for the proposed AR contact lenses. The ultimate goal is to create a smart contact lens that is indistinguishable from a traditional contact lens in terms of comfort and wearability, while offering the transformative benefits of augmented reality. This achievement will mark a significant milestone in the history of wearable technology, bringing the vision of seamless, hands-free access to information closer to reality for a wide range of applications, from professional use to everyday consumer interaction.

Subject of Research: Collaboration between XPANCEO and Contamac to develop manufacturing processes for augmented reality smart contact lenses using established ophthalmic biomaterials.

Article Title: XPANCEO partners with Contamac to advance AR contact lenses, leveraging materials used in FDA-cleared ophthalmic devices

Article References: XPANCEO partners with Contamac to advance AR contact lenses, leveraging materials used in FDA-cleared ophthalmic devices. (n.d.). Original publication

Image Credits: AI Generated

DOI: Not provided

Keywords: AR contact lenses, XPANCEO, Contamac, Ophthalmic materials, Smart contact lenses, Micro-display technology, Wearable computing, Biocompatibility, Optical integration, ophthalmic materials, Manufacturing scalability, Augmented reality

At the core of XPANCEO’s innovation lies a sophisticated dual-layer nano-stripe pattern integrated into the contact lens surface, subdivided into four discrete sections arranged side-by-side. These sections consist of two ultra-thin optical gratings stacked with a minute microscopic gap. As the wearer’s eye moves and the angle of view changes relative to the camera, the gratings interact to produce shifting moiré interference patterns—dynamic optical illusions created by the superposition of repetitive structures. The relative movement and deformation of these patterns enable a passive, yet highly sensitive, mechanism to decode the precise orientation and motion of the eye. This novel biocompatible assembly, encapsulated within a thin silicone elastomer compatible with standard contact lens manufacturing, measures a mere 2.5 by 2.5 millimeters, underscoring its unobtrusive nature.

Traditional eye-tracking systems predominantly rely on active illumination, particularly infrared light, to stimulate reflective features on the corneal and crystalline lens surfaces. Conventional cameras then capture glint positions and pupil shapes that sophisticated computer vision algorithms process to compute gaze direction and eye orientation. This process, involving cyclic near-infrared illumination and imaging, demands considerable power consumption and frequently suffers degradation in environments with abundant ambient light. These limitations have historically confined high-precision eye tracking to specialized devices with constrained usability in everyday scenarios.

In stark contrast, the novel moiré-based contact lens technology circumvents the challenges of active illumination by functioning purely on optical geometry. The absence of infrared emitters simplifies hardware requirements immensely and allows seamless operation in bright environments where infrared signals often become overwhelmed by ambient lighting. This energy-efficient and camera-compatible system capitalizes on the ubiquitous presence of imaging technology embedded not only in personal devices like laptops and smartphones but also in sophisticated settings such as automotive dashboards and helmet-mounted displays. The universal compatibility promises extensive deployment possibilities without the need for bespoke tracking hardware.

Dr. Valentyn Volkov, XPANCEO’s Founder and Chief Technology Officer, emphasizes that this breakthrough introduces an unprecedented marriage between optical physics and wearable technology. By exploiting moiré interferometry principles, the team has crafted a method where eye orientation can be measured with impressive precision — about 0.3 degrees — without the complexity, energy demand, or discomfort associated with previous technologies. This capability unlocks new frontiers for contact lens platforms, particularly in contexts where users are frequently engaging with camera-equipped interfaces.

The clinical implications of such high-fidelity eye movement detection are particularly captivating. Eye-tracking has emerged as a critical biomarker in diagnosing and monitoring neurological conditions with subtle manifestations in ocular motility, such as Parkinson’s and Alzheimer’s diseases. High-resolution, yet minimally invasive, tracking solutions capable of operating in everyday environments could facilitate earlier detection protocols and improve patient monitoring without relying on clinical equipment. This contact lens approach, by seamlessly integrating into the user’s daily life, holds promise for transforming neurodegenerative disease diagnostics via unobtrusive biometrics.

Beyond healthcare applications, the robustness of the moiré pattern tracking system makes it well-suited for deployment in demanding environments where monitoring operator alertness and cognitive state is vital. In fields such as aviation, automotive safety, and industrial labor, continuous tracking of micro-fixations and saccadic velocities can offer deeper insight than conventional fatigue assessments. The technology enables real-time detection of central nervous system fatigue, cognitive decline, or intoxication states, thereby ensuring that operators maintain optimal functionality and safety while performing critical tasks.

This contact lens technology elegantly sidesteps the energy and computational overhead challenges found in current active eye-tracking systems. By relying exclusively on passive optical interference effects and existing camera hardware, it dramatically lowers system complexity and power requirements. The encapsulated nano-stripe gratings create an optical signature that can be decoded efficiently by conventional image sensors using standard algorithms, facilitating integration with the vast ecosystem of consumer and professional devices already equipped with cameras.

Material considerations also receive significant attention. The encapsulation’s biocompatible silicone elastomer ensures wearer comfort and compatibility with current contact lens manufacturing. Maintaining such compatibility is crucial for scalability and market adoption, as manufacturing processes do not require major alterations. This seamless production integration paves the way for widespread availability without prohibitive costs, positioning the innovation as a practical solution rather than a niche prototype.

From a technical perspective, the dynamic interplay between the two nano-stripe gratings separated by a microscopically small gap is fundamental to moiré pattern evolution as viewed by the camera. The interference pattern shifts predictably with angular changes of the eye, essentially translating rotational motion into detectable optical signals. This sophisticated optical geometry leverages principles akin to mechanical pop-up books, where layered elements move relative to each other to create complex visual effects. Translating these movements into quantitative rotational data constitutes a notable advancement in wearable optical sensing.

The implications extend toward smart device ecosystems, where such passive eye-tracking lenses could foster new human-device interaction modalities. For example, laptops and smartphones could passively determine user gaze patterns and attentiveness without additional hardware investment or battery burden. Similarly, augmented and virtual reality headsets equipped with embedded cameras could enhance gaze-dependent rendering and interface control using solely the contact lens markers. This opens avenues not only for improved usability but also for energy savings and device miniaturization.

In conclusion, XPANCEO’s moiré-pattern eye-tracking contact lens embodies a cutting-edge convergence of photonic engineering, wearable technology, and biomedical sensing. Its passive, camera-readable design redefines the potential for high-accuracy gaze tracking, eliminating the bottlenecks of power consumption, environmental sensitivity, and hardware complexity that limit current systems. By opening new clinical, industrial, and consumer applications, this breakthrough stands poised to herald a new era in eye-tracking technology that is more accessible, reliable, and multifunctional.

Subject of Research: High-precision passive eye-tracking via moiré-patterned smart contact lenses
Article Title: Contact Lens with Moiré Patterns for High-Precision Eye Tracking
News Publication Date: 9-Jan-2026
Web References:

• https://www.xpanceo.com
• https://advanced.onlinelibrary.wiley.com/doi/full/10.1002/adfm.202522757
  References:
• Parkinson’s disease and eye-tracking biomarkers: https://pubmed.ncbi.nlm.nih.gov/40309816/
• Alzheimer’s disease and ocular motor function: https://pmc.ncbi.nlm.nih.gov/articles/PMC12750316/
• Fatigue and cognitive impairment detection via eye movements: https://pubmed.ncbi.nlm.nih.gov/33825234/ & https://pubmed.ncbi.nlm.nih.gov/20377146/
  Image Credits: XPANCEO

Keywords

Electrooculography, Eye Tracking, Moiré Pattern, Smart Contact Lens, Passive Optical Sensing, Neurodegenerative Biomarkers, Wearable Technology

The introduction of MXene-based contact lenses brings a new level of multifunctionality to ocular health monitoring. These advanced lenses are equipped to enable real-time tracking of critical physiological parameters such as intraocular pressure (IOP) and glucose levels, crucial for patients managing conditions like diabetes. Additionally, they offer features like photothermal therapy and antimicrobial protection, which are essential for maintaining healthy ocular environments. By merging various health monitoring functions into one device, these smart lenses not only enhance usability but also improve patient compliance and treatment outcomes.

When it comes to performance, transparent MXene films exhibit outstanding electrical conductivity, mechanical flexibility, and biocompatibility, making them ideal materials for the creation of smart contact lenses. The integration of these materials allows for innovative designs that fulfill both the therapeutic and diagnostic needs of users. By leveraging their unique properties, MXenes facilitate a dynamic interchange between the lens and the wearer’s physiological state, enabling the lenses to react and adapt to real-time changes.

One of the groundbreaking aspects of MXene-based smart contact lenses is their therapeutic potential. These lenses can deliver medication directly to the eye, which is particularly innovative for managing post-surgical healing or treating ocular diseases. With the ability to prevent bacterial adhesion and reduce inflammation, MXene coatings enhance the overall efficacy of intraocular lenses and other ophthalmic applications, paving the way for a new era in ocular treatment methodologies.

The innovative design of these smart contact lenses does not stop at therapeutic applications. The incorporation of MXenes empowers the lenses with self-sensing capabilities. For instance, MXene-based micro-supercapacitors and piezoresistive sensors enable continuous monitoring of intraocular pressure without the need for external power sources. Such advancements represent a paradigm shift in how ocular health can be monitored, pointing toward a future where wearables provide seamless health assessments.

Looking ahead, the potential applications of MXene-based smart contact lenses are boundless. Clinical monitoring equipped with this technology has already demonstrated impressive sensitivity and accuracy, with IOP sensors achieving remarkable responsiveness. Coupled with wireless modules that can interact with smartphones, these smart lenses could provide instantaneous health alerts and personalized diagnostics directly to the user’s device, empowering them through timely information about their ocular health.

However, the path to widespread adoption of MXene-based smart contact lenses is not without its challenges. Issues related to long-term biostability, scalability in production, and retention of optical clarity need to be addressed for these devices to become a staple in contemporary healthcare. Researchers are focusing on the development of fluorine-free MXene production methods and optimizing surface functionalization to overcome these hurdles. By addressing these critical issues, the future of smart contact lenses looks promising, with greater accessibility and efficiency on the horizon.

Further exploration is warranted to harness the full spectrum of MXene technology in ophthalmic medicine. Innovations around integrating artificial intelligence with smart contact lens systems can enhance user interaction and data analysis, thus opening doors to more personalized healthcare experiences. This could revolutionize how patients interact with their medical information, leading to more informed health management decisions.

Ultimately, the emergence of MXene-based smart contact lenses stands as a significant advancement in the realm of digital healthcare. By merging the elements of biosensing, therapy, and user comfort into one coherent wearable platform, they embody a promising frontier in ophthalmic healthcare. This integration of technology not only addresses numerous ocular health challenges but also strives to enhance the quality of life for individuals reliant on corrective lens solutions.

As research continues, the expectations surrounding the capabilities of these smart lenses will likely evolve, reshaping our approach to both vision care and health technology at large. The art of making contact lenses not only corrective but also a powerful health monitoring device may soon become a reality, bringing forth a new dawn in personalized medical solutions.

The journey towards MXene-based smart contact lenses is marked by rigorous research and innovation, underpinning the need for a collaborative approach among scientists, engineers, and healthcare professionals to fully realize the potential these technologies have. With careful dedication to improving material properties and ongoing clinical validation, MXene technology could firmly establish itself in everyday health practices.

The commitment to enhancing ocular health through inventive technologies holds the promise of transforming not just individual care, but also the entire landscape of healthcare. As these MXene-based smart contact lenses progressively make their way into the market, they offer a vivid glimpse into the possible future of treatment paradigms within the realm of vision care, proving that the integration of smart technology into everyday health solutions is not merely a vision—it is rapidly becoming a tangible reality.

Subject of Research: MXene-based smart contact lenses
Article Title: MXene‑Based Wearable Contact Lenses: Integrating Smart Technology into Vision Care
News Publication Date: 5-Aug-2025
Web References: DOI
References: None provided in the content.
Image Credits: Arezoo Khosravi, Atefeh Zarepour, Ali Zarrabi, Siavash Iravani.

Keywords

MXenes, smart contact lenses, ocular health, biosensing, therapy, wearable technology, real-time monitoring