{"id":107,"date":"2012-01-26T01:57:12","date_gmt":"2012-01-26T00:57:12","guid":{"rendered":"http:\/\/www.proof.de\/?p=107"},"modified":"2020-05-08T12:01:56","modified_gmt":"2020-05-08T10:01:56","slug":"normlicht-d50-oder-d50-oder-was","status":"publish","type":"post","link":"https:\/\/proof.proofen.de\/da\/normlicht-d50-oder-d50-oder-was\/","title":{"rendered":"Standardlys og metameriseffekt"},"content":{"rendered":"<div class=\"kk-star-ratings kksr-auto kksr-align-right kksr-valign-top\" data-payload='{\"align\":\"right\",\"id\":\"107\",\"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\":\"Normlicht und Metamerie-Effekt\",\"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\">Bed\u00f8m nu<\/span>\n    <\/div>\n    <\/div>\n<p>A <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/bevis\/\" target=\"_self\" title=\"Et proof (korrekt: kontraktproof) er en ISO 12647-7-certificeret proofinganordning til den grafiske industri. Et korrekturtryk simulerer farven ved offset- eller dybtryk p\u00e5 en farve- og juridisk bindende m\u00e5de inden for de sn\u00e6vre tolerancer i ISO-standarden.\" class=\"encyclopedia\">Bevis<\/a> er kun lige s\u00e5 god som den belysning, den ses under. Det hj\u00e6lper ikke at g\u00e5 ud til vinduet eller t\u00e6nde lyset i skumringen: Ved vinduet er der mellem december og juli, mellem kl. 8 og 20, mellem kl. 8 om morgenen og kl. 20 om aftenen, mellem overskyet og solrigt, en enorm forskel i belysningen, som g\u00f8r enhver farvevurdering umulig. Og den, der t\u00e6nder lyset, t\u00e6nder normalt en p\u00e6re med 2700 <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/kelvin\/\" target=\"_self\" title=\"Kelvin er en absolut temperaturenhed, der anvendes inden for videnskaben. Dagslys er defineret som 6500 Kelvin, og til trykning g\u00e6lder en farvetemperatur p\u00e5 5000 Kelvin i Europa med D50-standardlyset.\" class=\"encyclopedia\">Kelvin<\/a> en - eller endnu v\u00e6rre: en energisparep\u00e6re, der p\u00e5 en eller anden m\u00e5de lyser i nogle spektrer ... en katastrofe!<\/p>\n<p>I trykken ligger grundene til <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/metamerisme\/\" target=\"_self\" title=\"Udtrykket metamerisme henviser til den effekt, at to ting kan se ens ud i \u00e9t lys, men helt anderledes ud i et andet lys.\" class=\"encyclopedia\">Metamerisme<\/a>-effekter (kort sagt: at to farver ser ens ud i \u00e9t lys, men helt forskellige i et andet), is\u00e6r i forbindelse med de forskellige trykteknologier. Farver, der ser ens ud under en gl\u00f8dep\u00e6re, kan pludselig se helt anderledes ud under et neonr\u00f8r.<\/p>\n<p>I de sidste par \u00e5r har den <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/digitalproofs\/\" target=\"_self\" title=\"Digitale korrekturpr\u00f8ver (korrekt: kontraktpr\u00f8ver) er et ISO-certificeret korrekturv\u00e6rkt\u00f8j til den grafiske industri. Digitale korrekturpr\u00f8ver simulerer farverne fra offset- eller dybtryk p\u00e5 en farve- og juridisk bindende m\u00e5de inden for de sn\u00e6vre tolerancer i ISO 12647-7. I dag beregnes de n\u00e6sten udelukkende via et RIP og produceres derefter med inkjetprintere p\u00e5 s\u00e6rligt korrekturpapir.\" class=\"encyclopedia\">Digitale korrekturlister<\/a> bl\u00e6kbaseret trykning har vundet indpas i proof-sektoren. Da der anvendes bl\u00e6k til trykning, skal der anvendes specielt belagt papir, som p\u00e5 ingen m\u00e5de ligner det efterf\u00f8lgende tryk. Enhver, der har pr\u00f8vet at printe p\u00e5 blankt, belagt papir med en inkjetprinter, ved: Bl\u00e6kket holder aldrig! Derfor er der altid tale om metameri, n\u00e5r der udskrives et pr\u00f8vetryk med en <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/offset-trykning\/\" target=\"_self\" title=\"Offsettryk er en indirekte trykproces. Indirekte betyder, at trykformen og substratet ikke kommer i direkte kontakt med hinanden, men at der anvendes et medium som overf\u00f8ringsmiddel. Det er den mest udbredte trykproces. Der findes: - offsetpresser med arkf\u00f8de og - offsetpresser med rulle.\" class=\"encyclopedia\">Offsettryk<\/a> b\u00f8r sammenlignes.<\/p>\n<p>Det er is\u00e6r vigtigt, i hvilket lys pr\u00f8ven og produktionsserien betragtes.<\/p>\n<p>ISO 3664 regulerer den standardiserede belysning, der er n\u00f8dvendig for at overveje <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/beviser\/\" target=\"_self\" title=\"I trykkeribranchen henviser pr\u00f8vetryk (eller proofprints) til den farve- og juridisk bindende simulering af et trykresultat til kontrolform\u00e5l. Den standard, der er ansvarlig for korrekturtryk, er ISO 12647-7:2016, dvs. den aktuelle revision fra 2016.\" class=\"encyclopedia\">Beviser<\/a> og udskrivning er vigtig. Dermed <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/d50\/\" target=\"_self\" title=\"D50 er standardlyset i trykkeribranchen. Pr\u00f8ver kan kun farvematches under D50-standardlys,\" class=\"encyclopedia\">D50<\/a> ikke l\u00e6ngere D50: Den internationale belysningskommission CIE har revideret ISO 3664 i de seneste \u00e5r og tilpasset den til de nuv\u00e6rende forhold. Hvis UV-komponenter tidligere var strengt forbudt, er de nu en del af standarden. Fordi man tidligere fokuserede p\u00e5 diasets og printets overensstemmelse, mens man i dag fokuserer p\u00e5 sk\u00e6rmen, <a href=\"https:\/\/proof.proofen.de\/da\/leksikon-4\/digitalsikker\/\" target=\"_self\" title=\"Et digitalt korrekturtryk (korrekt: kontraktkorrektur) er en ISO 12647-7-certificeret korrekturapparat til den grafiske industri. Et digitalt korrekturtryk simulerer farverne fra offset- eller dybtryk p\u00e5 en farve- og juridisk bindende m\u00e5de inden for de sn\u00e6vre tolerancer i ISO-standarden.\" class=\"encyclopedia\">Digitalproof<\/a> og offsettryk er vigtige. Derfor skal pr\u00f8vetryk altid ses under D50 Normal for at sikre, at de virkelig er \"farvekorrekte\" i deres opfattelse.<\/p>\n<p>For dem, der gerne vil kontrollere metamerismeeffekter, kan<a title=\"UGRA-indikator for farvetemperatur\" href=\"https:\/\/www.ugra.ch\/produkt\/ugra-light-indicator-strip-d50\/\" target=\"_blank\" rel=\"noopener noreferrer\"> UGRA-lysindikator<\/a> anbefales. Med disse strips kan metamerieeffekter kontrolleres meget hurtigt og tydeligt.<\/p>","protected":false},"excerpt":{"rendered":"<p>Et bevis er kun s\u00e5 godt som den belysning, det betragtes under. Det nytter ikke bare at g\u00e5 hen til vinduet eller t\u00e6nde lyset i skumringen: I december og juli, mellem kl. 8 og 20, mellem overskyet og solrigt er der en enorm forskel i belysningen, som g\u00f8r enhver farvevurdering umulig. Og hvis du t\u00e6nder lyset, t\u00e6nder du normalt en p\u00e6re med 2700 Kelvin - eller endnu v\u00e6rre: en sparep\u00e6re, der p\u00e5 en eller anden m\u00e5de lyser i en slags spektrum ... en katastrofe! P\u00e5 tryk ... <\/p>\n<p class=\"read-more-container\"><a title=\"Standardlys og metameriseffekt\" class=\"read-more button\" href=\"https:\/\/proof.proofen.de\/da\/normlicht-d50-oder-d50-oder-was\/#more-107\" aria-label=\"L\u00e6s mere om standardlys og metamerisme-effekt\">L\u00e6s mere her<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[18,25,437,7,442],"tags":[533,277,1054,551,47,525],"class_list":["post-107","post","type-post","status-publish","format-standard","hentry","category-haufige-fragen","category-licht-und-normlicht","category-proof-software-und-technik","category-proof-wissen","category-prozessstandard-offsetdruck-proof-wissen","tag-d50","tag-farbtemperatur","tag-farbtemperatur-indikator","tag-metamerie","tag-normlicht-2","tag-ugra","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50","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=\"Unter welchen Lichtbedingungen muss ein Proof eigentlich betrachtet werden? 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