{"id":60336,"date":"2024-07-23T11:02:27","date_gmt":"2024-07-23T10:02:27","guid":{"rendered":"https:\/\/www.he-arc.ch\/?post_type=he-arc_project&#038;p=60336"},"modified":"2024-07-23T11:02:39","modified_gmt":"2024-07-23T10:02:39","slug":"moire-phase-shifting","status":"publish","type":"he-arc_project","link":"https:\/\/www.he-arc.ch\/en\/projets-recherche\/moire-phase-shifting\/","title":{"rendered":"Moir\u00e9 phase-shifting"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Contexte et enjeux<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Objectifs<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">En production, mesures 3D de pi\u00e8ces \u00e0 haute cadence, par exemple pour l\u2019inspection de composants BGA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Principe de mesure: Techniques de vison 3D par Moir\u00e9 phase-shifting:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Projection de franges sinuso\u00efdales, dont le d\u00e9calage (d\u00e9phasage) est proportionnel \u00e0 la diff\u00e9rence de hauteur Z<\/li>\n\n\n\n<li>Permet des mesures en 2D et en 3D<\/li>\n\n\n\n<li>Adapt\u00e9 \u00e0 diff\u00e9rentes \u00e9chelles (et r\u00e9solutions), par diverses conceptions optiques d\u00e9di\u00e9es<\/li>\n<\/ul>\n\n\n\n<div id='gallery-1' class='gallery galleryid-60336 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.he-arc.ch\/en\/he_arc_ingenierie_moire_1-2\/'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_1-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.he-arc.ch\/en\/he_arc_ingenierie_moire_2-2\/'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_2-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\n\n\n\n<h2 class=\"wp-block-heading\">Partenaires et financement<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.cohu.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cohu<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Projet financ\u00e9 par divers mandats directs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00e9sultats<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Haute cadence: > 24\u2019000 unit\u00e9s\/h<\/li>\n\n\n\n<li>Pr\u00e9cision: 1-5 \u00b5m<\/li>\n\n\n\n<li>3D dense (chaque pixel)<\/li>\n\n\n\n<li>Images 2D aussi<\/li>\n\n\n\n<li>Compact<\/li>\n<\/ul>\n\n\n\n<div id='gallery-2' class='gallery galleryid-60336 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.he-arc.ch\/en\/he_arc_ingenierie_moire_3-2\/'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_3-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.he-arc.ch\/en\/he_arc_ingenierie_moire_4-2\/'><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_4-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" width=\"878\" height=\"239\" src=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_5.png\" alt=\"\" class=\"wp-image-60312\" style=\"width:1600px\" srcset=\"https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_5.png 878w, https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_5-300x82.png 300w, https:\/\/www.he-arc.ch\/wp-content\/uploads\/2024\/07\/he_arc_ingenierie_moire_5-768x209.png 768w\" sizes=\"(max-width: 878px) 100vw, 878px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Chef de projet<\/h2>\n\n\n\n<div id=\"contact-card-block_dba74c1530b43b2aa24a184649f5a8b0\" class=\"contact-card is-shadowed mb-2-5 is-not-contained\">\n  <div class=\"contact-card__inner\">\n                <div class=\"contact-entry mb-1\">\n        Yves Salvad\u00e9\n      <\/div>\n                      <div class=\"contact-entry mb-1\">\n        <a href=\"tel:+41329302246\"  class=\"simple-link contact-entry mb-1\">+41 32 930 22 46<\/a>\n      <\/div>\n                      <div class=\"contact-entry \">\n        <a href=\"mailto:\ufeff\ufeffYves.Salvade@he-arc.ch\"  class=\"simple-link contact-entry mb-1\">Yves.Salvade@he-arc.ch<\/a>\n      <\/div>\n            <\/div>\n<\/div>\n","protected":false},"author":6,"featured_media":60304,"template":"","he-arc_domain":[3],"he-arc_project_skill":[62],"he-arc_project_year":[39,40,41],"class_list":["post-60336","he-arc_project","type-he-arc_project","status-publish","has-post-thumbnail","hentry","he-arc_domain-ingenierie","he-arc_project_skill-metrologie-et-vision-industrielle","he-arc_project_year-39","he-arc_project_year-40","he-arc_project_year-41"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Moir\u00e9 phase-shifting - Haute-Ecole Arc<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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