IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This plaster model was most likely ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

A deep learning model appears to be useful in classifying images to provide corneal information and preliminarily identify corneas at risk for refractive surgery, according to a study published in ...

Please provide your email address to receive an email when new articles are posted on . It would seem logical that emmetropia is the ideal refractive state of the eye. Emmetropia puts far away objects ...

Refractive errors are common eye issues that can cause blurry or distorted vision. Treatment usually involves wearing glasses or contact lenses or getting procedures ...