"This study aimed to evaluate the equivalence of a smartphone-based visual acuity chart with a standard 6-m Snellen visual acuity (6SVA) chart." Researchers first reviewed Snellen chart apps that were ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

Study results, published in JAMA Ophthalmology, showed the Home Acuity Test can be used to measure visual acuity by telephone for a wide range of outpatients with diverse conditions under the care of ...

Please provide your email address to receive an email when new articles are posted on . Perceptual learning significantly improved spectacle-corrected distance visual acuity. Patients assigned to ...

Acuity of vision is a term used to describe the clearness or sharpness of your vision when measured at a distance of 20 feet. ‌ Visual acuity is the most common clinical measurement of how your eyes ...

Three visual acuity tests taken at home produce results comparable to those achieved with standard tests taken in the office, researchers say. All the tests are free. Two measure near vision, and the ...

Finely tuned eye movements are instrumental in enhancing visual acuity, according to findings of a study published in Nature Communications. Finely tuned eye movements are instrumental in enhancing ...

Please provide your email address to receive an email when new articles are posted on . Visual acuity improved across seven techniques for secondary IOL implantation. Factors associated with better ...