{"id":2822,"date":"2020-03-23T18:38:45","date_gmt":"2020-03-23T17:38:45","guid":{"rendered":"https:\/\/www.proof.de\/?post_type=encyclopedia&#038;p=2822"},"modified":"2024-05-14T00:33:50","modified_gmt":"2024-05-13T22:33:50","slug":"cielab","status":"publish","type":"encyclopedia","link":"https:\/\/proof.proofen.de\/pt\/lexico-4\/cielab\/","title":{"rendered":"CIELAB"},"content":{"rendered":"<div class=\"kk-star-ratings kksr-auto kksr-align-right kksr-valign-top\" data-payload='{\"align\":\"right\",\"id\":\"2822\",\"slug\":\"default\",\"valign\":\"top\",\"ignore\":\"\",\"reference\":\"auto\",\"class\":\"\",\"count\":\"0\",\"legendonly\":\"\",\"readonly\":\"\",\"score\":\"0\",\"starsonly\":\"\",\"best\":\"5\",\"gap\":\"5\",\"greet\":\"Jetzt bewerten\",\"legend\":\"0\\\/5 - (0 votes)\",\"size\":\"24\",\"title\":\"CIELAB\",\"width\":\"0\",\"_legend\":\"{score}\\\/{best} - ({count} {votes})\",\"font_factor\":\"1.25\"}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Avalie agora<\/span>\n    <\/div>\n    <\/div>\n<p>O CIE<a href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/laboratorio\/\" target=\"_self\" title=\"CIELAB ou LAB \u00e9 um modelo matem\u00e1tico de cor que se estabeleceu onde quer que seja necess\u00e1rio um c\u00e1lculo exacto da cor. A gest\u00e3o da cor por computador funciona normalmente atrav\u00e9s do CIELAB.\" class=\"encyclopedia\">LAB<\/a>-<a href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/modelo-de-cor\/\" target=\"_self\" title=\"Um modelo de cor (ou sistema de cores) \u00e9 um m\u00e9todo matem\u00e1tico abstracto para determinar e especificar as cores, bem como a sua rela\u00e7\u00e3o entre si. \u00c9 frequentemente equiparado ao espa\u00e7o de cor, que, no entanto, \u00e9 a aplica\u00e7\u00e3o concreta de um modelo de cor a um m\u00e9todo de fornecimento de cor (impressora, ecr\u00e3, etc.).\" class=\"encyclopedia\">Modelo a cores<\/a> foi fundada em 1976 pela Commission Internationale de l'Eclairage d<a href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/efi\/\" target=\"_self\" title=\"Electronics For Imaging Inc., EFI para abreviar, \u00e9 uma empresa americana e fabricante de um dos principais sistemas de prova do mundo: EFI Colorproof XF, desde 2013: Fiery XF. A EFI \u00e9 um fornecedor de solu\u00e7\u00f5es para grandes sistemas de impress\u00e3o, RIPs e solu\u00e7\u00f5es de gest\u00e3o de cor como a prova.\" class=\"encyclopedia\">efi<\/a>e descreve todas as cores percept\u00edveis. \u00c9 uma evolu\u00e7\u00e3o do Hunter-LAB <a href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/escala-de-cores\/\" target=\"_self\" title=\"1. Cores de impress\u00e3o: Cores de processo normalizadas para impress\u00e3o a quatro cores (CMYK). 2: Uma amostra esquem\u00e1tica da cor de impress\u00e3o produzida durante uma prova de impress\u00e3o e utilizada para avaliar a impress\u00e3o na produ\u00e7\u00e3o.\" class=\"encyclopedia\">Escala de cores<\/a> de 1966 e um modelo matem\u00e1tico de cor no qual as propriedades espectrais de um objeto e as propriedades perceptivas do nosso sistema visual s\u00e3o compensadas entre si. O CIELAB, ou LAB, estabeleceu-se at\u00e9 hoje onde quer que seja necess\u00e1rio um c\u00e1lculo exato da cor, seja na <a href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/medicao-da-cor\/\" target=\"_self\" title=\"A medi\u00e7\u00e3o da cor \u00e9 usada para determinar a localiza\u00e7\u00e3o exacta da cor num sistema de cor.\" class=\"encyclopedia\">Medi\u00e7\u00e3o das cores<\/a>ou nos sistemas operativos comuns: O <a class=\"encyclopedia\" title=\"O objectivo da gest\u00e3o de cores \u00e9 assegurar que as cores sejam reproduzidas da forma mais semelhante poss\u00edvel atrav\u00e9s dos v\u00e1rios dispositivos, tais como c\u00e2maras, scanners, monitores, laser, jacto de tinta, impressoras offset e muitos mais.\" href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/gestao-da-cor-2\/\" target=\"_blank\" rel=\"noopener noreferrer\">Gest\u00e3o das cores<\/a> trabalha normalmente atrav\u00e9s do CIELAB.<\/p>\n<p>Hunter L, a, b e CIE 1976 L*a*b* (CIELAB) baseiam-se ambos na teoria das cores opostas. Esta teoria parte do princ\u00edpio de que os receptores do olho humano percepcionam a cor como pares de opostos. Com LAB, estes s\u00e3o tr\u00eas pares:<\/p>\n<p>- Escala L: Claro vs. escuro. Um n\u00famero baixo (0-50) representa a escurid\u00e3o e um n\u00famero alto (51-100) a claridade, 0 \u00e9 preto absoluto, 100 \u00e9 branco absoluto.<br>\n- Escala a: Vermelho vs. verde, um n\u00famero positivo representa o vermelho e um n\u00famero negativo o verde.<br>\n- Escala b: Amarelo vs. azul, um n\u00famero positivo representa o amarelo e um n\u00famero negativo o azul.<\/p>\n<p>O valor L indica a rela\u00e7\u00e3o entre claro e escuro, o valor a a gama de vermelho a verde e o valor b a gama de amarelo a azul. Os tr\u00eas valores juntos podem descrever completamente a cor de um objeto.<\/p>","protected":false},"excerpt":{"rendered":"<p>O modelo de cor CIELAB foi definido em 1976 pela Commission Internationale de l'Eclairage e descreve todas as cores percept\u00edveis. \u00c9 um desenvolvimento da escala de cores Hunter-LAB de 1966 e um modelo matem\u00e1tico de cor no qual as propriedades espectrais de um objeto e as propriedades perceptivas do nosso sistema visual s\u00e3o compensadas entre si. O CIELAB, ou LAB, estabeleceu-se at\u00e9 hoje sempre que \u00e9 necess\u00e1rio um c\u00e1lculo exato da cor, seja na medi\u00e7\u00e3o da cor, na formula\u00e7\u00e3o ou nos sistemas operativos comuns: A gest\u00e3o da cor funciona normalmente atrav\u00e9s do CIELAB. O Hunter L, a, b e o CIE 1976 L*a*b* (CIELAB) baseiam-se ambos na ... <\/p>\n<p class=\"read-more-container\"><a title=\"CIELAB\" class=\"read-more button\" href=\"https:\/\/proof.proofen.de\/pt\/lexico-4\/cielab\/#more-2822\" aria-label=\"Read more about CIELAB\">Leia mais<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-2822","encyclopedia","type-encyclopedia","status-publish","hentry","no-featured-image-padding"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Das CIELAB-Farbmodell wurde 1976 von der Commission Internationale de l\u2019Eclairage definiert und beschreibt alle wahrnehmbaren Farben.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Matthias Betz\"\/>\n\t<meta name=\"google-site-verification\" 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