principal point of lens

principal point of lens
pagrindinis lęšio taškas statusas T sritis fizika atitikmenys: angl. principal point of lens vok. Hauptpunkt der Linse, m rus. главная точка линзы, f pranc. point principal de la lentille, m

Fizikos terminų žodynas : lietuvių, anglų, prancūzų, vokiečių ir rusų kalbomis. – Vilnius : Mokslo ir enciklopedijų leidybos institutas. . 2007.

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  • principal point — n either of two points on the principal axis of a lens where the object and image have the same size and are not inverted in relation to each other …   Medical dictionary

  • principal point — noun 1. : the point at which a principal visual ray intersects a perspective plane 2. : either of two points on the axis of a lens so related that a ray from any point of the object directed toward one principal point will emerge from the lens in …   Useful english dictionary

  • point principal de la lentille — pagrindinis lęšio taškas statusas T sritis fizika atitikmenys: angl. principal point of lens vok. Hauptpunkt der Linse, m rus. главная точка линзы, f pranc. point principal de la lentille, m …   Fizikos terminų žodynas

  • principal plane — A vertical plane which contains the principal point of an oblique photograph, the perspective center of the lens, and the ground nadir …   Military dictionary

  • principal plane — A vertical plane that contains the principal point of an oblique photograph, the perspective center of the lens, and the ground nadir. It is the vertical plane containing the optical axis …   Aviation dictionary

  • Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra …   Wikipedia

  • Principal focus — Focus Fo cus (f[=o] k[u^]s), n.; pl. E. {Focuses} (f[=o] k[u^]s*[e^]z), L. {Foci} (f[=o] s[imac]). [L. focus hearth, fireplace; perh. akin to E. bake. Cf. {Curfew}, {Fuel}, {Fusil} the firearm.] 1. (Opt.) A point in which the rays of light meet,… …   The Collaborative International Dictionary of English

  • Point Danger (Australia) — Infobox lighthouse|name=Point Danger location=Gold Coast, Australia caption= coordinates = yearlit= 1971 yeardeactivated= automated= 1971 intensity= elevation= 45 metres range= convert|18|nmi|km|0 foundation= construction= Concrete shape= Four… …   Wikipedia

  • principal foci — points of convergence of rays parallel with the principal axis of a lens, or system: in the eye (approx.) 18 mm from the anterior nodal point, and 24 mm from the posterior nodal point, and holding the ratio of the indices of air and vitreum …   Medical dictionary

  • principal plane — noun : any of the planes perpendicular to the axis and passing through the principal points of an optical system * * * Optics. a plane that is perpendicular to the axis of a lens, mirror, or other optical system and at which rays diverging from a …   Useful english dictionary

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