LightHouse’s TAMI Eyeglasses for Blind and Low Vision Individuals
TAMI Business Model
Customer Segments & Stakeholders
Customers for the TAMI include individuals who are blind and those with low vision, with the most important customers being those who are motivated to independently navigate outdoor terrain without fear of hazards. Other important stakeholders include providers of care, insurers, and potentially retailers. Customers expect that the TAMI eyeglasses meet their assistive tech needs yet remain discreet and stylish whilst performing their required task of alerting the user to hazards above the waist, without power failure over the course of a full day and without a complicated UI. Those involved in reimbursing the purchase include payers such as insurers, governments, and individuals, as well as the users themselves, who may also be payers. Currently, Lighthouse Tech has sold only a handful of TAMI glasses directly to consumers and is working on distribution through retail and ophthalmologist offices. Other actors behind the users include primary and specialized care providers as well as family members hoping their loved ones can be more independent and safe as they navigate with low or no vision.
Value Proposition
The solution gives customers who are typically white-cane users the security that they will not get injured by objects that protrude and pose a hazard to the head and body above the waist. Such objects are surprisingly common, as overgrown branches, bushes, and even some architectural features of buildings such as arches, buttresses and slanted supports may go undetected by the white-cane method of navigation. Objects in the line of vision are detected and followed by haptic warnings in the form of a vibration. The value to the customer is greater independence for navigating sidewalks, streets and pathways through terrain where hazards might otherwise necessitate a paid or volunteer guide. One competitor, Envision, offers an eyeglass that reads text aloud and utilizes recycled Google Glass to offer real-time video streaming to an AI helper the blind user can call when stuck in uncertain terrain. Another competitor, eSight, improves central vision loss but appears to help only low vision individuals and is bulky, heavy and lacking in style. Iris Vision helps to restore low vision but is also heavy, covering not only the eyes but much of the upper face and requiring additional head braces for support. None of these devices provide real-time feedback about potential impediments, and they hold the narrower goal of restoring vision in individuals with certain types of irreversible low vision, making them useless to fully blind individuals. The TAMI’s detection and feedback loop is also set to improve further with machine learning as partnerships with university ML labs engage with accumulated data, potentially bringing better prediction and anticipation of navigation difficulties, improving user trust and usage over time.
Value Chain & Key Resources
The TAMI’s core value proposition is delivered through a combination of proprietary computer vision algorithms, purpose-built sensor hardware, and a carefully engineered lightweight eyeglass that is both attractive and subtly fashionable. The software layer processes real-time spatial data to detect above-waist obstacles and translates detections into haptic alerts, requiring continuous refinement through field testing with visually impaired users. Industrial design and form factor patents protect the discreet, wearable format, which is central to user acceptance. University and research partnerships provide access to assistive technology expertise, human-factors research, and clinical validation data that strengthen both the product and its regulatory positioning. Key suppliers include component manufacturers for sensors, optics, and haptic feedback elements. Lighthouse Tech’s core competencies lie at the intersection of embedded software engineering, assistive device design, and navigating the regulatory and reimbursement landscape for medical-grade wearables in European markets.
Revenue Model & Profit Mechanism
Lighthouse Tech’s primary revenue stream is device sales at a retail price in the CHF 1,500 to 3,500 range, targeting a market with few direct competitors offering real-time obstacle detection. Three channels drive this: direct-to-consumer sales, distribution through ophthalmologist offices and low-vision clinics, and reimbursement pathways such as Germany’s statutory insurance framework (Hilfsmittelverzeichnis), which can substantially lower the out-of-pocket barrier for eligible patients. The B2B clinical channel is strategically important because ophthalmologists and rehabilitation specialists function as trusted advisors to the target customer, reducing customer acquisition costs. The main cost drivers are hardware manufacturing, software development, and the regulatory compliance work required to maintain medical device certification. Key financial risks include reimbursement approval timelines, which are slow and uncertain across different national health systems. The capital intensity of scaling hardware production before volume-based cost reductions materialize poses another key risk, especially as manufacturing in Mendrisio, Switzerland, carries increasing expense related to the strength of the Swiss Franc against the Euro and the US Dollar.
Created as a personal study resource in accordance with Art. 19 URG (Swiss Copyright Act — private use exception).
Incorporates summarised content from publicly available sources for non-commercial educational purposes only.
Not for redistribution, reproduction, or commercial use.