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Updated: Jul 19, 2025

Subjective Refraction Test Using a Smartphone for Vision Screening
Published on: October 18, 2024
Manuel Augusto Pereira Vilela1, Alessandro Arrigo2,3, Maurizio Battaglia Parodi2,3
1Department of Ophthalmology, Federal University of Health Sciences of Porto Alegre, Porto Alegre, Brazil.
Smartphone eye exams offer a cheap, safe, and effective method for screening common causes of blindness like diabetic retinopathy. This technology democratizes eye care access and aids public health policies.
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