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 ...

SAN FRANCISCO, California — A vision-testing system that factors real-world contrast and lighting conditions into the measurement of acuity could help ophthalmologists understand why patients with ...

Visual acuity (VA) commonly refers to the clarity of vision, but technically rates an examinee's ability to recognize small details with precision. Visual acuity is dependent on optical and neural ...

Apostilb: A unit of luminance referred to in the SSA listings. Applicability: The extent to which the results of a perimetry technique can be generalized to the target population and setting for which ...

Visual acuity--the ability to discern letters, numbers, and objects from a distance--is essential for many tasks, from recognizing a friend across a room to driving a car. Researchers previously ...

If you are a human being, then your dominant sense is vision. That means that a person relies more upon visual inputs than any other form of sensory stimulation, and a larger portion of our brain is ...

The purpose of this study was to evaluate the discrepancy between the near visual acuity (VA) measurements using the EyeHandBook smartphone application and the ...

Geographic atrophy due to age-related macular degeneration (AMD) is the leading cause of irreversible blindness and affects more than 5 million persons worldwide. No therapies to restore vision in ...