{"id":1351,"date":"2015-06-17T01:22:38","date_gmt":"2015-06-16T23:22:38","guid":{"rendered":"http:\/\/www.proof.de\/?post_type=encyclopedia&p=1351"},"modified":"2022-03-15T12:10:50","modified_gmt":"2022-03-15T11:10:50","slug":"rasterproof","status":"publish","type":"encyclopedia","link":"https:\/\/proof.proofen.de\/cs\/lexikon\/rasterproof\/","title":{"rendered":"Odolnost proti rastrov\u00e1n\u00ed"},"content":{"rendered":"
\n \n
\n \n
\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n <\/div>\n \n
\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n
\n \n\n
<\/div>\n <\/div>\n <\/div>\n<\/div>\n \n\n
\n Hodnotit nyn\u00ed<\/span>\n <\/div>\n <\/div>\n

Pomoc\u00ed obrazovkyproof<\/a> se simuluje tak\u00e9 obrazovka n\u00e1sledn\u00e9ho tisku. P\u0159edev\u0161\u00edm lze p\u0159edem vid\u011bt p\u0159\u00edpadn\u00e9 zrcadlen\u00ed<\/a> nebo jin\u00e9 ru\u0161iv\u00e9 efekty zp\u016fsoben\u00e9 tiskovou obrazovkou.<\/p>\n

Jsou mo\u017en\u00e9 dv\u011b r\u016fzn\u00e9 varianty. Za prv\u00e9, 1bitov\u00e1 data rastrovan\u00e1 a \u010d\u00e1ste\u010dn\u011b ulo\u017een\u00e1 pro v\u00fdrobu tiskov\u00fdch desek v RIPu<\/a> se vr\u00e1t\u00ed zp\u011bt do softwaru pro korektury<\/a>, kde se znovu sestav\u00ed a n\u00e1sledn\u011b zkontroluj\u00ed. Na druhou stranu n\u011bkter\u00e9 korekturn\u00ed syst\u00e9my mohou tak\u00e9 simulovat tiskov\u00e9 obrazovky bez pou\u017eit\u00ed d\u0159\u00edve odd\u011blen\u00fdch 1bitov\u00fdch dat. V takov\u00e9m p\u0159\u00edpad\u011b se v proofingov\u00e9m syst\u00e9mu zad\u00e1 \u00fahel rastru, rastr\u00e1ln\u00ed bod a rastr\u00e1ln\u00ed pravidlo a syst\u00e9m pak simuluje tiskov\u00fd rastr.<\/p>\n

Proofingov\u00e9 syst\u00e9my, jako je Syst\u00e9m Kodak Approval<\/a>, jsou ide\u00e1ln\u00ed pro polot\u00f3nov\u00fd proofing. D\u00edky sv\u00e9mu vysok\u00e9mu rozli\u0161en\u00ed dok\u00e1\u017e\u00ed velmi dob\u0159e simulovat tiskov\u00e9 obrazovky a jsou mnohem lep\u0161\u00ed ne\u017e b\u011b\u017en\u011bj\u0161\u00ed inkoustov\u00e9 syst\u00e9my. Kv\u016fli vysok\u00fdm po\u0159izovac\u00edm n\u00e1klad\u016fm a spot\u0159ebn\u00edmu materi\u00e1lu se v\u0161ak mimo USA nikdy p\u0159\u00edli\u0161 neuchytily.<\/p>\n

Zejm\u00e9na v posledn\u00edch letech jsou polot\u00f3nov\u00e9 n\u00e1tisky v n\u00e1tiskov\u00e9 praxi mnohem vz\u00e1cn\u011bj\u0161\u00ed a v sou\u010dasn\u00e9 dob\u011b se v\u011bt\u0161inou pou\u017e\u00edvaj\u00ed pouze pro n\u00e1tisky v r\u00e1mci tisk\u00e1rny. Poskytovatel\u00e9 slu\u017eeb se dnes spol\u00e9haj\u00ed p\u0159edev\u0161\u00edm na inkoustov\u00e9 n\u00e1tisky bez rastr\u016f, proto\u017ee ty maj\u00ed v\u00fdrazn\u011b v\u011bt\u0161\u00ed barevn\u00fd prostor a n\u00e1klady na n\u00e1tisk jsou a\u017e 90% ni\u017e\u0161\u00ed ve srovn\u00e1n\u00ed se syst\u00e9my, jako je Kodak Approval. Vy\u0161\u0161\u00ed \u00farove\u0148 modern\u00edch tiskov\u00fdch rastr\u016f a dal\u0161\u00ed metody rastrov\u00e1n\u00ed, jako jsou hybridn\u00ed rastry<\/a> a frekven\u010dn\u011b modulovan\u00e9 rastry, tak\u00e9 znateln\u011b sn\u00ed\u017eily riziko vzniku moir\u00e9 efektu ve srovn\u00e1n\u00ed s podm\u00ednkami tisku p\u0159ed 10 lety. Dnes se klade v\u011bt\u0161\u00ed d\u016fraz na barevnou p\u0159esnost n\u00e1tisk\u016f a reprodukci zvl\u00e1\u0161tn\u00edch barev<\/a> ne\u017e na simulaci polot\u00f3n\u016f.<\/p>","protected":false},"excerpt":{"rendered":"

V polot\u00f3nov\u00e9 zku\u0161ebn\u00ed kopii se simuluje tiskov\u00fd rastr pozd\u011bj\u0161\u00edho tisku. Hlavn\u00edm \u00fa\u010delem je, aby bylo mo\u017en\u00e9 p\u0159edem vid\u011bt p\u0159\u00edpadn\u00e9 moar\u00e9 nebo jin\u00e9 ru\u0161iv\u00e9 efekty zp\u016fsoben\u00e9 tiskov\u00fdm rastrem. Dnes jsou polot\u00f3nov\u00e9 n\u00e1tisky v\u011bt\u0161inou nahrazov\u00e1ny n\u00e1tisky bez rastru na b\u00e1zi inkoustov\u00e9ho tisku, proto\u017ee nab\u00edzej\u00ed v\u011bt\u0161\u00ed barevn\u00fd prostor a lep\u0161\u00ed p\u0159esnost barev p\u0159i v\u00fdrazn\u011b ni\u017e\u0161\u00edch n\u00e1kladech a mnohem v\u011bt\u0161\u00ed rychlosti.<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-1351","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\n\t\t\n\t\t