Last updated : May 20, 2026 6:12 am
By leveraging digital screening and remote consultation, the medical community is moving beyond the confines of the clinic
In India, where nearly 80% of specialist doctors are concentrated in urban centres while almost 70% of the population lives in rural districts, access remains one of the biggest challenges in eye care. For ophthalmologists, the barrier is often logistical rather than clinical. However, under the conventional healthcare delivery system, individuals residing in rural communities need to travel long distances to reach urban hospitals, thereby incurring substantial costs for transportation and wage losses while delaying treatment until blindness becomes permanent.
Teleophthalmology is now closing this gap, transforming from a temporary pandemic solution into a permanent cornerstone of India's national eye health strategy. By leveraging digital screening and remote consultation, the medical community is moving beyond the confines of the clinic to provide sustainable, high-quality care directly to the communities that need it most.
Bridging the Specialist-Patient Gap
The essence of this revolution is the capability for decentralization. A vision technician in a village, through digital platforms, is now empowered to capture a high-definition image of a patient’s fundus or anterior segment and send the image for a specialist’s opinion, even if the specialist is located hundreds of kilometers away. Recent data has shown the potential of the hub-and-spoke model. A multi-center study conducted in 2025, involving 41 teleconsultation units in nine states in India, showed that of over 1.9 lakh patients screened, 84% could be managed at the primary level.
This is because teleophthalmology helps in filtering the cases that need surgical interventions or sophisticated diagnostic equipment, thus relieving the pressure on overburdened tertiary hospitals. In this system, only a limited number of the population needs referral services to a base hospital for complex conditions, thus providing specialists with enough time to concentrate on cases that need their expertise.
Enhancing Economic and Environmental Sustainability
While sustainability in eye care includes financial considerations, environmental and socio-economic aspects have also become crucial. Teleophthalmology tackles this issue by greatly minimizing the cost of access. One Indian study found that rural patients saved 80 km of travel per teleconsultation, which means more than just convenience. For families, avoiding transport, food and lost wage expenses helps protect limited household resources, especially when specialist visits such as glaucoma checks or post-op follow-ups can account for up to 42% of monthly income. By digitising initial triage, teleophthalmology removes many of these barriers and makes vision care less dependent on financial status.
On the environmental side, this has resulted in a reduction of patient visits, and this directly translates to cost savings. Each avoided trip can reduce emissions by roughly 2.89 kg of CO₂e per person due to lower fuel consumption. When this is multiplied across millions of screenings, teleophthalmology can make eye care not only more accessible but also more environmentally responsible, without compromising clinical standards.
Strengthening Continuity through Digital Integration
Teleophthalmology is becoming an important part of preventive eye care. In India, many cases of blindness and visual impairment can be prevented if they are detected early, but a large number of patients still come for treatment only after the condition has started affecting daily life. Digital screening is helping change that pattern by making eye care more proactive than reactive.
Conditions such as diabetic retinopathy, glaucoma and refractive errors often develop quietly in the early stages. With tele-screening programmes at vision centres, schools and community outreach camps, patients can now receive basic retinal imaging and eye tests much closer to home. These screenings are then reviewed remotely by specialists, making it possible to identify problems early and refer patients before vision loss becomes permanent.
This becomes especially relevant in a country like India, where the number of patients suffering from diabetes is increasing day by day. With the help of portable machines for retinal screening, it is possible to expand its benefits into primary healthcare centers. At the same time, this method can also enhance the effectiveness of school eye health campaigns, as early diagnosis of refractive errors can improve vision and educational performance.
Early detection will not only improve treatment but will also reduce the pressure on tertiary hospitals. Most importantly, it will contribute towards making eye care an integral component of healthcare.
The integration of teleophthalmology with the Ayushman Bharat Digital Mission (ABDM) requires that long-term care needs be met with the provision of digital highways. Features like Electronic Medical Records (EMR) ensure that a patient’s history is not lost between a rural vision center and an urban hospital. This is critical for managing long-term conditions like diabetic retinopathy and glaucoma.
Strategic interventions, from high-tech mobile vision centres to specialised pediatric digital screening platforms, show that distance no longer has to stand in the way of quality care. In India, large-scale school-based initiatives have screened over 1.85 crore children, identifying vision-impairing refractive errors that can hinder a child’s education and future economic potential. These digital systems also support a mentorship-at-a-distance model, allowing urban specialists to provide real-time surgical coaching and diagnostic training to primary care workers in remote areas. The result is not only better patient care, but also stronger local healthcare capacity built within the community.
Way Forward
Despite these advances, significant challenges remain, particularly unreliable internet connectivity across many rural districts and the absence of standardized reimbursement systems, both of which continue to limit the scale at which teleophthalmology and digital screening programmes can be implemented. Even so, the direction in which eye care in India is moving is quite clear, with a hybrid model gradually emerging where initial screening and early diagnosis happen closer to patients’ homes through digital platforms, while more complex treatments and surgeries are carried out at specialised centres, allowing the system to use both technology and clinical expertise more efficiently.
As the sector moves toward 2030, the focus must remain on strengthening these digital infrastructures. By treating teleophthalmology not just as a tool for consultation, but as a platform for systemic equity, the goal of "Universal Eye Health" becomes more than a policy aspiration; it becomes a tangible reality for the person standing at the very last mile.
About Author: Dr. Rishi Raj Borah is the Country Director at Orbis (India). Over the years, Rishi has led the India team to develop innovative, impactful and sustainable home-grown eye careinitiatives for communities across India and Nepal. With comprehensive experience in public health and healthcare management, he has worked on different community programs with UNICEF, CORDAID, and Don Bosco Institute.