{"id":41855,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/topographic-measurements-of-non-rotationally-symmetrical-concave-surfaces-using-ronchi-deflectometry\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"topographic-measurements-of-non-rotationally-symmetrical-concave-surfaces-using-ronchi-deflectometry","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/topographic-measurements-of-non-rotationally-symmetrical-concave-surfaces-using-ronchi-deflectometry\/","title":{"rendered":"Topographic measurements of non-rotationally symmetrical concave surfaces using ronchi deflectometry."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Santiago Royo Royo <\/strong><\/h2>\n<p>Medidas topogr\u00e1ficas de superficies c\u00f3ncavas sin simetr\u00eda de rotaci\u00f3n mediante deflectometr\u00eda ronchi  el objetivo de la presente tesis es el desarrollo de un sistema de medidas topogr\u00e1ficas de superficies sin simetr\u00eda de rotaci\u00f3n, que se ha aplicado a superficies toroidales. no tenemos constancia de que este tipo de medidas se haya realizado mediante deflectometr\u00eda ronchi. La misma obtenci\u00f3n de topograf\u00edas es un proceso poco frecuente incluso cuando las muestras son de revoluci\u00f3n y la deflectometr\u00eda ronchi cl\u00e1sica tiene plena validez.  esta tesis doctoral, redactada en ingl\u00e9s, se ha dividido en ocho cap\u00edtulos:  . En su primer cap\u00edtulo se introduce a lector en el entorno en el que se ha desarrollado el trabajo, y se presenta la novedad de la propuesta.  . En el segundo se presenta una revisi\u00f3n del estado actual de las diferentes t\u00e9cnicas de perfilometr\u00eda por medios \u00f3pticos. Se incide especialmente en las t\u00e9cnicas m\u00e1s pr\u00f3ximas a la deflectometr\u00eda ronchi, como la microscop\u00eda confocal y las t\u00e9cnicas interferom\u00e9tricas y deflectom\u00e9tricas (moir\u00e9 y hartmann).  . El tercer cap\u00edtulo justifica el modelo te\u00f3rico, utilizado para obtener las topograf\u00edas de superficies c\u00f3ncavas reflectoras. Se parte tanto de la interpretaci\u00f3n basada en la ptica geom\u00e9trica como la basada en la ptica ondulatoria, lleg\u00e1ndose a la conclusi\u00f3n de que el modelo geom\u00e9trico es suficiente si las frecuencias de la red de muestreo utilizada son bajas (menores que 3 l\u00edneas por mil\u00edmetro).  . En el cuarto cap\u00edtulo se detalla el montaje experimental y el procesado de los datos que permite la obtenci\u00f3n de la topograf\u00eda de la superficie.  . A lo largo del quinto cap\u00edtulo se discuten t\u00e9cnicas de mejora de las medidas obtenidas, descart\u00e1ndose el incremento de frecuencia en la red y las t\u00e9cnicas de desplazamiento de fase, y aport\u00e1ndose una nueva t\u00e9cnica basada en la superposici\u00f3n de medidas obtenidas mediante la composici\u00f3<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Topographic measurements of non-rotationally symmetrical concave surfaces using ronchi deflectometry.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Topographic measurements of non-rotationally symmetrical concave surfaces using ronchi deflectometry. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Santiago Royo Royo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de catalunya<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Jose Arasa Marti<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: bertran Ferran laguarta <\/li>\n<li>eusebio Bernabeu Martinez (vocal)<\/li>\n<li>francesc Pi vila (vocal)<\/li>\n<li>Jos\u00e9 Luis Fern\u00e1ndez fern\u00e1ndez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Santiago Royo Royo Medidas topogr\u00e1ficas de superficies c\u00f3ncavas sin simetr\u00eda de rotaci\u00f3n mediante deflectometr\u00eda ronchi el objetivo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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