The Illuminated Phoroptor® features lighted sphere, cylinder power and cylinder axis scales that are easier than ever to see. The Illuminated Phoroptor utilizes cool-running, energy efficient LEDs ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

Comedian Lauren Davis keeps it cute and cultured—art openings, spas, and zero chaos. Chilean artist Malicho Vaca Valenzuela maps memory with screens and intimacy—an essay-film performance asking ...