Anaclastic — An a*clas tic, a. [Gr. ? to bend back and break; to reflect (light); ? + ? to break.] 1. (Opt.) Produced by the refraction of light, as seen through water; as, anaclastic curves. [1913 Webster] 2. Springing back, as the bottom of an anaclastic… … The Collaborative International Dictionary of English
anaclastic — |anə|klastik adjective Etymology: Greek anaklastos bent back, reflected (from anaklan to bend back, reflect, from ana + klan to break, deflect) + English ic 1. : capable of springing back the bottom of an anaclastic glass springs out or in when… … Useful english dictionary
Aspheric lens — An aspheric lens or asphere is a lens whose surfaces have a profile that is neither a portion of a sphere nor of a circular cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens.The asphere … Wikipedia
Snell's law — In optics and physics, Snell s law (also known as Descartes law, the Snell–Descartes law, and the law of refraction) is a formula used to describe the relationship between the angles of incidence and refraction, when referring to light or other… … Wikipedia
Descartes: methodology — Stephen Gaukroger INTRODUCTION The seventeenth century is often referred to as the century of the Scientific Revolution, a time of fundamental scientific change in which traditional theories were either replaced by new ones or radically… … History of philosophy
Science in medieval Islam — In the history of science, Islamic science refers to the science developed under the Islamic civilization between the 8th and 16th centuries, during what is known as the Islamic Golden Age. [cite journal|first=A. I.|last=Sabra|authorlink=A. I.… … Wikipedia
