nodal point

nodal point
either of two points on the axis of a lens or other optical system, determined by extending an incident oblique ray and the corresponding refracted ray to the axis for the pair of rays that are parallel outside the optical system. Also called node.
[1835-45]

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Universalium. 2010.

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Look at other dictionaries:

  • Nodal point — Nodal Nod al, a. Of the nature of, or relating to, a node; as, a nodal point. [1913 Webster] {Nodal line}, {Nodal point}, in a vibrating plate or cord, that line or point which remains at rest while the other parts of the body are in a state of… …   The Collaborative International Dictionary of English

  • nodal point — n either of two points so located on the axis of a lens or optical system that any incident ray directed through one will produce a parallel emergent ray directed through the other …   Medical dictionary

  • Nodal Point — Als Knotenpunkte (engl. nodal point, von node „Knoten“) oder auch Nodalpunkte eines abbildenden optischen Systems bezeichnet man die Punkte auf der optischen Achse, auf die die Lichtstrahlen, die im selben Winkel zur optischen Achse in das System …   Deutsch Wikipedia

  • nodal point — mazginis taškas statusas T sritis fizika atitikmenys: angl. nodal point vok. Knotenpunkt, m rus. узловая точка, f pranc. point nodal, m …   Fizikos terminų žodynas

  • nodal point — mazgas statusas T sritis automatika atitikmenys: angl. assembly; knot; nodal point; node vok. Baueinheit, f; Baugruppe, f; Knoten, m; Montagebaugruppe, f; Verbindung, f rus. узел, m pranc. assemblage, m; composé, m; nœud, m …   Automatikos terminų žodynas

  • nodal point — mazgas statusas T sritis fizika atitikmenys: angl. knot; nodal point; node vok. Knoten, m; Knotenpunkt, m rus. узел, m pranc. nœud, m …   Fizikos terminų žodynas

  • nodal point — /ˈnoʊdl pɔɪnt/ (say nohdl poynt) noun either of two points on the axis of a lens system, such that if the incident ray passes through one, travelling in a given direction, the emergent ray passes through the other …  

  • nodal point — noun : node; especially : either of two points so located on the axis of a lens or optical system that any incident ray directed through one will produce a parallel emergent ray directed through the other * * * Optics. either of two points on the …   Useful english dictionary

  • back nodal point — antrasis mazginis taškas statusas T sritis fizika atitikmenys: angl. back nodal point; image nodal point; second nodal point vok. Bildknotenpunkt, m; bildseitiger Knotenpunkt, m; hinterer Knotenpunkt, m rus. вторая узловая точка, f; задняя… …   Fizikos terminų žodynas

  • image nodal point — antrasis mazginis taškas statusas T sritis fizika atitikmenys: angl. back nodal point; image nodal point; second nodal point vok. Bildknotenpunkt, m; bildseitiger Knotenpunkt, m; hinterer Knotenpunkt, m rus. вторая узловая точка, f; задняя… …   Fizikos terminų žodynas

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