One of the oldest problems in optics has been solved. Rafael Gonzalez from Mexico's Tecnologico de Monterrey has come up with an almost comically dense equation that can be used to almost completely ...

A rigorous model, CASIM (corneal ablation simulator), has been developed to model the ablation profile design, the shot-by-shot ablation process and the corneal remodelling that occurs through healing ...

The history of optics dates back more than 2000 years, as the legend “Archimedes, an ancient Greek scientist, has collected sunlight with a concave mirror and burned an enemy ship”. It is reported ...

Applying aspheric treatments to cataract and refractive surgery procedures can significantly reduce spherical aberration and the consequent effects of glare and haloes, improving postoperative visual ...