{"id":341258,"date":"2020-01-01T19:05:00","date_gmt":"2020-01-01T18:05:00","guid":{"rendered":"https:\/\/hunterlab.de\/mesure-de-la-couleur-des-preformes-2\/"},"modified":"2025-07-17T14:57:30","modified_gmt":"2025-07-17T13:57:30","slug":"mesure-de-la-couleur-des-preformes","status":"publish","type":"post","link":"https:\/\/www.hunterlab.eu\/fr\/mesure-de-la-couleur-des-preformes\/","title":{"rendered":"Mesure de la couleur des pr\u00e9formes"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.16&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.16&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.16&Prime; custom_padding=\u00a0\u00bb|||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.24.3&Prime; text_font_size=\u00a0\u00bb18px\u00a0\u00bb header_3_font=\u00a0\u00bb||||||||\u00a0\u00bb background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/zubehoerhunterlab0515-1920w.jpg\" width=\"1920\" height=\"1277\" alt=\"accessoires+hunterlab\" class=\"wp-image-284771 alignnone size-full\" srcset=\"https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/zubehoerhunterlab0515-1920w.jpg 1920w, https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/zubehoerhunterlab0515-1920w-1280x851.jpg 1280w, https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/zubehoerhunterlab0515-1920w-980x652.jpg 980w, https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/zubehoerhunterlab0515-1920w-480x319.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 1920px, 100vw\" \/><em>Pr\u00e9formes opaques et transparentes<\/em><\/p>\n<p>Les pr\u00e9formes sont moul\u00e9es par injection puis \u00e9tir\u00e9es par soufflage pour prendre la forme de bouteilles en plastique, de pichets et d&rsquo;autres r\u00e9cipients. Ils sont utilis\u00e9s pour emballer des boissons, des d\u00e9tergents, des \u00e9pices et de nombreux autres produits de consommation. La gestion de la couleur de ces pr\u00e9formes est la premi\u00e8re \u00e9tape pour assurer une qualit\u00e9 de couleur coh\u00e9rente du produit final qu&rsquo;elles deviennent.  <\/p>\n<p><strong>Les pr\u00e9formes se pr\u00e9sentent sous une s\u00e9rie de tailles, de formes et de couleurs. Ils peuvent \u00eatre opaques, translucides ou transparents et n\u00e9cessitent donc diff\u00e9rentes techniques de mesure en fonction du type d&rsquo;\u00e9chantillon. <\/strong><\/p>\n<p>Les <strong>pr\u00e9formes opaques<\/strong> ne sont pas travers\u00e9es par la lumi\u00e8re et sont mieux mesur\u00e9es \u00e0 l&rsquo;aide d&rsquo;un r\u00e9flectom\u00e8tre avec une g\u00e9om\u00e9trie sph\u00e9rique diffuse d\/8\u00b0.<\/p>\n<p><strong>Les pr\u00e9formes translucides<\/strong> laissent passer la lumi\u00e8re, de mani\u00e8re r\u00e9guli\u00e8re mais aussi diffuse, de sorte que les objets de l&rsquo;autre c\u00f4t\u00e9 ne peuvent pas \u00eatre clairement distingu\u00e9s. Les modes de mesure par r\u00e9flexion et par transmission fonctionnent tous deux bien, en fonction de la transmission de la lumi\u00e8re par l&rsquo;\u00e9chantillon. <\/p>\n<p><strong>Les pr\u00e9formes transparentes<\/strong> laissent passer la lumi\u00e8re avec peu ou pas d&rsquo;interruption ou de distorsion, ce qui permet de voir clairement les objets de l&rsquo;autre c\u00f4t\u00e9. Ces pr\u00e9formes peuvent \u00eatre facilement mesur\u00e9es en transmission. <\/p>\n<p><span style=\"color: #073466;\"><strong>Veuillez noter que : La m\u00e9thode \u00e0 utiliser doit toujours \u00eatre examin\u00e9e individuellement.<\/strong><\/span><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.24.3&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb custom_padding=\u00a0\u00bb0px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.16&Prime; custom_padding=\u00a0\u00bb|||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.24.3&Prime; text_font_size=\u00a0\u00bb18px\u00a0\u00bb header_3_font=\u00a0\u00bb||||||||\u00a0\u00bb background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<img decoding=\"async\" src=\"https:\/\/hunterlab.de\/wp-content\/uploads\/2024\/04\/Farbmessung-von-Preforms-HunterLab-Vista-NA-1920w-1-300x200.jpg\" width=\"300\" height=\"200\" alt=\"Colorim\u00e9trie de pr\u00e9formes HunterLab-Vista\" class=\"wp-image-284755 alignright size-medium\"><strong>Des instruments de mesure adapt\u00e9s \u00e0 l&rsquo;application :<\/strong><\/p>\n<ul>\n<li>UltraScan VIS pour les pr\u00e9formes opaques, transparentes et translucides<\/li>\n<li>Vista pour les pr\u00e9formes transparentes et translucides<\/li>\n<\/ul>\n<p>[\/et_pb_text][difl_dual_button btn_left_background_bgcolor=\u00a0\u00bb#DC4A50&Prime; 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border_radii_right_button=\u00a0\u00bbon|4px|4px|4px|4px\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb btn_left_background_bgcolor__hover_enabled=\u00a0\u00bbon|desktop\u00a0\u00bb btn_left_background_bgcolor__hover=\u00a0\u00bb#FFFFFF\u00a0\u00bb left_button_text_color__hover_enabled=\u00a0\u00bbon|hover\u00a0\u00bb left_button_text_color__hover=\u00a0\u00bb#dc4a50&Prime; btn_right_background_bgcolor__hover_enabled=\u00a0\u00bbon|desktop\u00a0\u00bb btn_right_background_bgcolor__hover=\u00a0\u00bb#E63D28&Prime; right_button_text_color__hover_enabled=\u00a0\u00bbon|hover\u00a0\u00bb right_button_text_color__hover=\u00a0\u00bb#FFFFFF\u00a0\u00bb][\/difl_dual_button][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les pr\u00e9formes sont moul\u00e9es par injection puis \u00e9tir\u00e9es par soufflage pour prendre la forme de bouteilles en plastique, de pichets et d&rsquo;autres r\u00e9cipients. Ils sont utilis\u00e9s pour emballer des boissons, des d\u00e9tergents, des \u00e9pices et de nombreux autres produits de consommation. La gestion de la couleur de ces pr\u00e9formes est la premi\u00e8re \u00e9tape pour assurer une qualit\u00e9 de couleur coh\u00e9rente du produit final qu&rsquo;elles deviennent.  <\/p>\n<p>Les pr\u00e9formes se pr\u00e9sentent sous une s\u00e9rie de tailles, de formes et de couleurs. Ils peuvent \u00eatre opaques, translucides ou transparents et n\u00e9cessitent donc diff\u00e9rentes techniques de mesure en fonction du type d&rsquo;\u00e9chantillon. <\/p>\n","protected":false},"author":2,"featured_media":284740,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[808],"tags":[868,1076],"class_list":["post-341258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-colorimetrie","tag-colorimetrie","tag-preformes"],"_links":{"self":[{"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/posts\/341258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/comments?post=341258"}],"version-history":[{"count":0,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/posts\/341258\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/media\/284740"}],"wp:attachment":[{"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/media?parent=341258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/categories?post=341258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hunterlab.eu\/fr\/wp-json\/wp\/v2\/tags?post=341258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}