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WebRay Optics and Optical Instruments is a branch of physics that study the behaviour and properties of light. In Ray Optics, also known as Geometrical Optics, the light travels in a … In optics, a ray is an idealized geometrical model of light or other electromagnetic radiation, obtained by choosing a curve that is perpendicular to the wavefronts of the actual light, and that points in the direction of energy flow. Rays are used to model the propagation of light through an optical system, by … See more A light ray is a line (straight or curved) that is perpendicular to the light's wavefronts; its tangent is collinear with the wave vector. Light rays in homogeneous media are straight. They bend at the interface between two … See more • Collimated beam • Optical path • Optical path length See more There are many special rays that are used in optical modelling to analyze an optical system. These are defined and described below, grouped by … See more WebOct 12, 2024 · Tools for image forming optical design and analysis. RayOptics is a Python geometrical optics and image forming optics library. It provides a geometric ray tracing … dyson replacement beater bar