{"id":2967,"date":"2020-04-03T11:35:35","date_gmt":"2020-04-03T09:35:35","guid":{"rendered":"https:\/\/www.proof.de\/?post_type=encyclopedia&p=2967"},"modified":"2025-06-01T23:54:34","modified_gmt":"2025-06-01T21:54:34","slug":"procesni-barvy","status":"publish","type":"encyclopedia","link":"https:\/\/blog.proofs.de\/cs\/lexikon\/prozessfarben\/","title":{"rendered":"Procesn\u00ed barvy"},"content":{"rendered":"
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\n Hodnotit nyn\u00ed<\/span>\n <\/div>\n <\/div>\n

Procesn\u00ed barvy jsou \u010dty\u0159i transparentn\u00ed z\u00e1kladn\u00ed barvy azurov\u00e1 (C), purpurov\u00e1 (M), \u017elut\u00e1 (Y) a \u010dern\u00e1 (K).<\/p>\n

Pou\u017e\u00edvaj\u00ed se p\u0159i \u010dty\u0159barevn\u00e9m tisku. P\u0159ekr\u00fdv\u00e1n\u00edm jemn\u011b rastrovan\u00fdch barevn\u00fdch bod\u016f t\u011bchto barev se vytv\u00e1\u0159ej\u00ed r\u016fzn\u00e9 barevn\u00e9 odst\u00edny. Tento princip je zalo\u017een na subtraktivn\u00edm m\u00edch\u00e1n\u00ed barev: tiskem procesn\u00edch barev na sebe na b\u00edl\u00fd pap\u00edr vznikaj\u00ed barevn\u00e9 sm\u011bsi, kter\u00e9 lidsk\u00e9 oko vn\u00edm\u00e1 jako nov\u00e9 barvy.<\/p>\n

Procesn\u00ed barvy se pou\u017e\u00edvaj\u00ed p\u0159edev\u0161\u00edm v Ofsetov\u00fd tisk<\/a>, digit\u00e1ln\u00ed tisk a Hlubotisk<\/a> pro pou\u017eit\u00ed. Jsou nepostradateln\u00e9 pro tisk barevn\u00fdch fotografi\u00ed, barevn\u00fdch p\u0159echod\u016f a dal\u0161\u00edch obrazov\u00fdch zobrazen\u00ed, kde je vy\u017eadov\u00e1na sm\u011bs mnoha barev, nap\u0159\u00edklad p\u0159i zobrazen\u00ed obr\u00e1zk\u016f, fotografi\u00ed, tedy v\u0161ech klasick\u00fdch \u010dasopis\u016f a bro\u017eur. Na rozd\u00edl od jednobarevn\u00fdch barev (zn\u00e1m\u00fdch tak\u00e9 jako p\u0159\u00edm\u00e9 barvy, pop\u0159. Speci\u00e1ln\u00ed barva<\/a>n), z nich\u017e ka\u017ed\u00e1 se pou\u017e\u00edv\u00e1 jako samostatn\u00e1 tiskov\u00e1 barva, se procesn\u00ed barvy vytv\u00e1\u0159ej\u00ed v tiskov\u00e9m procesu v CMYK<\/a> sama o sob\u011b.<\/p>\n

Procesn\u00ed barvy jsou nezbytn\u00e9 pro mnoho tiskov\u00fdch proces\u016f defi<\/a>ve kter\u00e9m jsou n\u011bkter\u00e9 Um\u00edst\u011bn\u00ed barvy<\/a>e, LAB<\/a> C\u00edlov\u00e9 barvy a hodnoty hustoty mus\u00ed b\u00fdt vytvo\u0159eny tak, aby umo\u017e\u0148ovaly konzistentn\u00ed a standardn\u00ed tisk, ale nemus\u00ed b\u00fdt nutn\u011b standardizov\u00e1ny, tak\u017ee barevn\u00e9 hodnoty procesn\u00edch barev se mohou li\u0161it. Z d\u0159\u00edv\u011bj\u0161\u00ed standardizace se Euroscala<\/a> To tak\u00e9 vedlo ke vzniku konceptu barevn\u00fdch stupnic.<\/p>\n

V tiska\u0159sk\u00e9m pr\u016fmyslu se term\u00edny \u201eprocesn\u00ed barvy\u201c a \u201eStupnice barev<\/a>\u201c se v b\u011b\u017en\u00e9m \u017eivot\u011b obvykle pou\u017e\u00edvaj\u00ed zam\u011bniteln\u011b. Technicky vzato v\u0161ak \u201eprocesn\u00ed barva\u201d sp\u00ed\u0161e popisuje pou\u017eit\u00ed barev v tiskov\u00e9m procesu, zat\u00edmco \u201eprocesn\u00ed barva\u201d odkazuje na standardizovan\u00e9, norm\u00e1m odpov\u00eddaj\u00edc\u00ed vyj\u00e1d\u0159en\u00ed t\u011bchto barev podle \u201eeuro\u0161k\u00e1l\u201c.<\/p>","protected":false},"excerpt":{"rendered":"

Procesn\u00ed barvy jsou barvy, kter\u00e9 vznikaj\u00ed p\u0159i tisku, kdy\u017e se tiskne n\u011bkolik barev na sebe (obvykle polot\u00f3nov\u011b).
\nP\u0159i \u010dty\u0159barevn\u00e9m tisku se tato barva skl\u00e1d\u00e1 z azurov\u00e9, purpurov\u00e9, \u017elut\u00e9 a \u010dern\u00e9. Pomoc\u00ed t\u011bchto \u010dty\u0159 barev lze vytisknout velmi velk\u00e9 mno\u017estv\u00ed barev s r\u016fzn\u00fdmi ton\u00e1ln\u00edmi hodnotami.<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","template":"","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-2967","encyclopedia","type-encyclopedia","status-publish","hentry","no-featured-image-padding"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t