concave spherical mirror

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• spherical mirror — noun : a mirror with a surface that is either concave or convex and forms a portion of a true sphere …   Useful english dictionary

• Mirror — looking glass redirects here. For other uses, see Looking Glass (disambiguation). This article is about wave reflectors (mainly, specular reflection of visible light). For other uses, see Mirror (disambiguation). A mirror, reflecting a vase A… …   Wikipedia

• mirror — mirrorlike, adj. /mir euhr/, n. 1. a reflecting surface, originally of polished metal but now usually of glass with a silvery, metallic, or amalgam backing. 2. such a surface set into a frame, attached to a handle, etc., for use in viewing… …   Universalium

• Spherical aberration — shape of lenses and mirrors. This is an important effect, as spherical shapes are much easier to produce than aspherical and so most lenses have spherical shapes. Positive spherical aberration means peripheral rays are bent too much. Negative… …   Wikipedia

• mirror — A polished surface reflecting the rays of light reflected from objects in front of it. [Fr. miroir, fr. L. miror, to wonder at] concave m. a spherical reflecting surface that constitutes a segment of the interior of a sphere. convex m. a …   Medical dictionary

• Curved mirror — Reflections in a spherical convex mirror. The photographer is seen reflected at top right A curved mirror is a mirror with a curved reflective surface, which may be either convex (bulging outward) or concave (bulging inward). Most curved mirrors… …   Wikipedia

• Mangin mirror — Diagram of a Mangin mirror. In optics, a Mangin mirror is a negative meniscus lens with the reflective surface on the rear side of the glass forming a curved mirror that reflects light without spherical aberration. This reflector was invented in… …   Wikipedia

• Convex and Concave — Artist M. C. Escher Year 1955 Type lithograph Dimensions 27.5 cm × 33.5 cm (10.8 in × 13.2 in) Convex an …   Wikipedia

• Plane mirror — A plane mirror is a mirror with a planar reflective surface. For light rays striking a plane mirror, the angle of reflection equals the angle of incidence. Thus a collimated beam of light does not spread out after reflection from a plane mirror,… …   Wikipedia

• Magic Mirror (M.C. Escher) — This article is about the lithograph by M.C. Escher. For other uses of Magic mirror, see Magic mirror. Magic Mirror Artist M. C. Escher Year 1946 Type lithograph Dimensions …   Wikipedia

• parabolic mirror — noun a parabolic reflector for light radiation • Hypernyms: ↑parabolic reflector, ↑paraboloid reflector • Part Holonyms: ↑reflecting telescope, ↑reflector * * * noun see parabolic reflector 1 * * …   Useful english dictionary