Yuav ua li cas nrog cov toj roob hauv pes keeb kwm nyob rau hauv prepress ntau lawm
Peb yog ib lub tuam txhab luam ntawv loj hauv Shenzhen Tuam Tshoj. Peb muaj cov phau ntawv luam tawm, phau ntawv xov xwm luam ntawv, phau ntawv luam ntawv, phau ntawv nyuaj, phau ntawv luam tawm, phau ntawv luam tawm, phau ntawv luam tawm, lub thawv ntim, daim qhia ntawv, txhua yam ntawm PVC, cov ntawv luam tawm, ntawv sau cia, hom tshwj xeeb ntawv xim luam tawm khoom, kev ua si cardand li ntawd.
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Nws yog ib hoob kawm ntawm cov keeb kwm siv los luam cov ntawv sau - cov toj roob hauv pes hom ntawv. Feem ntau, hom kev sau ntawv no yuav tsum muaj qhov sib txawv ntawm cov xim, lub teeb thiab qhov tsaus ntuj, qhov xim siab dua, lub suab ntev dua, thiab cov ntawv dub uas tsis dhau ntev, yog li ntawd cov ntawv luam tawm zoo.
Rau cov xim sib cais ntawm cov toj roob hauv pes zoo li cov ntawv, cov dub version tsuas yog ua ib qho kev sib txuas lus. Feem ntau, qhov nruab nrab lub suab nrov thiab qhov tsaus ntuj nti yog hnyav dua, thiab theem ntawm qhov no qhia, thiab lub ntsiab xim yog los ntawm cyan, magenta, thiab daj daim hlau. tshwm sim. Cov ntawv sau paj nruag feem ntau yog qhia txog kev ua kom pom tseeb ntawm lub suab nrov thiab nruab nrab cov laus, thiab yuav tsum muaj qhov xim ntawm qhov xim. Yog li, thaum ua cov ntawv sau toj roob hauv pes, peb tuaj yeem ua kev txi ib feem ntawm lub suab tsaus ntuj kom zoo, thiab ua rau nruab nrab teeb theem txheej nplua nuj. Kaj. Ib qho tseem ceeb ntawm kev sib tham nrog cov toj roob hauv pes yog qhov tseeb. Thaum koj ua, koj yuav tsum tau ntxiv ib co hlipeem kom ntxiv dag zog rau cov kev hloov me me ntawm qhov khoom kom pom tseeb.
Ib txhia phau ntawv sau paj nruag tsuas yog xim, uas yuav tsum muaj xim thiab sib txawv ntawm cov xim. Nyob rau hauv daim ntawv sau toj roob hauv pes, feem ntau rau kev ua rau ntawm lub ntuj, kuv vam tias ntuj yuav tshwm xiav, daj version ntawm cov lus sau yuav tsum yog me me li sai tau, qhov dub version yuav tsum tsis txhob muaj ib tug dot, lub ntsiab xim version yog ntsuab version, tshwj xeeb yog lub ntuj qhib. Rau cov kev kho mob ntawm cov nyom nyob rau hauv lub ntawv sau, nco ntsoov tias lub ntsiab xim ntawm cov nyom yog xiav thiab daj, daj version yog feem ntau loj tshaj qhov ntsuab version, thiab daj version yog txiav txim siab raws li lub caij. Feem ntau, lub caij nplooj ntoos hlav nyom yog kev sib tw ntsuab, ces daj. Lub version ntawm Daqing version yog ntau tshaj, mus txog 50% mus rau 60%. Thaum cov nyom nce mus txog thaum xaus ntawm lub caij ntuj sov, qhov ntsuab ua ib tsos tsaus tsawv. Qhov sib txawv ntawm cov ntsuab version thiab cov daj version ua me dua, kwv yees li 20%, thiab magenta version muaj qee cov kev tshaj tawm. .
Nws tseem ceeb heev uas yuav tau soj ntsuam qhov koob yees duab ntawm tus thawj thaum thaij nrog cov tho kev hauv paus. Cov txheej txheem ntawm kev ua yog txawv rau cov keeb kwm nyob rau hauv ntau lub sijhawm. Hauv qab no peb txheeb xyuas peb qhov xwm txheej.
1. Cov ntawv sau ntau tshaj
Cov yam ntxwv ntawm hom kab ntawv no yog tias lub cev loj ntawm daim duab yog feeb meej nyob rau hauv qhov chaw qaim thiab nruab nrab qhov ci, qhov tsaus ntuj lub suab qis me me, qhov ceev yog me, qhov sib txawv tsis txaus, thiab cov xim tsis txaus yog tsis txaus, thiab cov duab zoo nkaus li dawb thiab kaj.
Thaum sib tham nrog cov ntawv sau tseg, nws yog ib qho tsim nyog yuav tau them sai sai rau kev ua haujlwm ntawm midtones thiab midtones. Qhov ceev ntawm qhov nrab yuav tsum raug nce, uas ua rau qhov zoo sib xws ntawm daim duab thiab kev txhawb ntxiv rau qib. Qhov xim ntawm cov xim yuav tau sib txuas. Txhim kho.
2. Cov ntawv sau tsis tau
Tus cwj pwm ntawm daim hom ntawv sau no yog qhov tseem ceeb ntawm cov duab uas siv rau hauv nruab nrab thiab tsaus ntuj thiab lub suab tsaus nti, tag nrho yog tsaus, qhov ceev yog tuab heev, thiab lub suab tsaus nti yog ntau dua.
Rau cov ntaub ntawv ntawm hom ntawv sau no, nws yog ib qho tsim nyog yuav tsum tau brighten cov duab raws li ib tug tag nrho, txo qhov ceev ntawm midtones nyob rau hauv nruab nrab kev hloov, thiab txo qhov nruab nrab hloov feem rau enrich nruab nrab thiab kaj ntawm cov laus. Hauv kev hloov txheej txheem, nws tseem ceeb yuav tsum tau them nqi rau cov kev hloov ntawm cov ntsiab lus tseem ceeb. Ceev faj tsis txhob ua rau thaj tsam ntawm qhov net qhov loj loj.
3. Feem ntau qhov qub tshaj tawm
Hom thawj daim duab no muaj qis theem, qhov sib txawv ntawm qhov zoo, qhov xim zoo nkauj, thiab cov xim tiag tiag, ua qhov zoo tshaj plaws. Thaum ua, kev ua kom muaj calibration ua tau tiav, koj yuav tsum tau them sai sai rau txoj kev txhuam, ua qee ntug qhov ntse, los yog ua qee qhov Unsharp Mask, ua kom pom qhov sib txawv ntawm cov duab.
Qhov tseeb, los nrog cov ntawv sau zoo li paj nruag thiab lwm hom ntawv sau, koj yuav tsum tau them nqi rau qhov chaw ntawm cov ntsiab lus dub-thiab-dawb thiab cov kev tswj ntawm qhov ntsuas grey. Feem ntau, raws li cov cwj pwm ntawm cov ntawv sau toj roob hauv pes, qhov feem pua ntawm cov ntsiab lus teev nyob hauv daim teb yog: C version 3%, M version 2%, Y version 2%, K version 0%; dub teb dot feem pua: C version 95%, M version 90%, Y version 90%, K version 85%.
Qhov xim dub thiab dawb yog teem kom raug, thiab qhov zoo sib xws tuaj yeem tau; qhov txho tshauv muaj peev xwm tswj tau kom tsis txhob muaj xim hloov. Cov ntsiab lus ob qho tseem ceeb heev rau kev ua cov duab. Tsuas yog los ntawm kev ua ob yam no koj tuaj yeem tau txais cov duab zoo.