The pinhole is well-known to the practitioner to determine the potential vision of a patient without having to perform a refraction. A 1.2-mm pinhole is typical because you can achieve 20/20 vision ...

Please provide your email address to receive an email when new articles are posted on . In this video perspective from the virtual AAO annual meeting, Gabriel Quesada, MD, discusses his study ...

To evaluate a novel small-aperture supplementary implant that applies the principle of pinholes for management of irregular astigmatism, in postmortem human eyes. Nine eyes were selected, with various ...