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More Information on the WHOeyes App
WHOeyes is a mobile application developed by the World Health Organization (WHO) to promote access to basic eye health screening tools, particularly in low-resource settings. It is designed to be used by healthcare workers, community volunteers, or individuals for quick vision checks and referrals. WHOeyes Features include: Distance vision testing using a simplified digital Snellen…
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What is a Snellen Chart
The Snellen chart is a tool used by eye care professionals to measure visual acuity—how clearly a person can see.






