Cas colour tswj kom meej tseeb thiab stability ntawm cov xim zis?
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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Cov kev tswj xim xim uas khiav hauv cov xim duab yuav tsum muaj kev ruaj ntseg ntawm cov zis, luam tawm, cov ntaub ntawv pov thawj thiab cov luam ntawv zoo kom ntseeg tau tias qhov tseeb ntawm cov xim tso zis. Nyob rau hauv ib tes, xim tswj kev tswj thiab tswj cov khoom tso tawm, thiab tsim kom muaj cov ntaub ntawv tawm, uas yog, lub hom phiaj kev ua lag luam, yuav tsum tau ua ke hauv cov kev tswj xim.
1. Kev kho thiab kev piav qhia ntawm tus neeg pov thawj thiab lub tshuab luam ntawv
Cov ntaub ntawv pov thawj, txawm tias cov duab analog lossis digital los yog cov ntawv pov thawj los yog cov pov thawj, yog cov cuab yeej tseem ceeb rau kev saib xyuas txhua feem ntawm cov duab kev tsim duab. Los xyuas kom meej yog xim tawv, qhov tseem ceeb tshaj plaws yog: 1 rau kev hloov analog, Txij qhov tseeb thiab ruaj ntseg ntawm cov zis plaub xim xim kua xim, muaj peb qho yeeb yam uas yuav tsum tau tswj thiab ua qauv zoo.
A. Cov Khoom Siv: Cov khoom siv kom ua kom pom tseeb tias cov pov thawj nyob rau hauv kev ua haujlwm zoo, nrog rau kev sib raug zoo, tus qauv ntawv kub thiab qhov ua tau zoo ntawm daim pam pam daim pam.
B. Cov qauv txheej txheem: Ua ntej tshaj plaws, sim kho hom qub, tib cov koob hauv plhaw, tsis txhob sib tsoo thiab siv lwm yam. Tam sim no muaj ntau ntau hom plaub chob plaub hau xim uas ua kom haum, ua rau muaj kev sib txawv ntawm lub tshuab scanner, uas cuam tshuam ncaj qha rau qhov tseeb ntawm lub calibration, thiab cov ntaub ntawv kom yog tsis tuaj yeem muab tau los ntawm kev luam. Qhov thib ob yog los kho tus ntawv. Nyob rau hauv tus cai, tib hom ntawv yuav tsum raug siv rau cov pov thawj thiab luam ntawv. Yog tias cov ntaub ntawv pov thawj thiab luam tawm tsuas yog siv ib hom ntawm tus lej thiab siv peb hom ntawv, xws li daim ntawv coated, daim ntawv lo thiab daim phaj ntawv, peb hom ntaub ntawv yuav tsum tsim muaj. Cov ntaub ntawv kab rau cov xovxwm.
C. Cov qauv txheej txheem: Ua ntej, tus nqi qis tshaj ntawm cov xim plaub lub xim yog tsim kho, uas yog qhov tseem ceeb ntawm kev tswj xim rau kev ua haujlwm thiab kev ua ntej, vim qhov txawv ntawm tus nqi ntawm qhov chaw muaj kev cuam tshuam rau xim ntawm tag nrho cov qauv. Qhov thib ob yog los kho tus txheeb ze sib txawv (K value), uas yog ib qho qhia tseem ceeb los ntsuas seb qhov pov thawj ntawm qhov pov thawj (luam ntawv) yog txaus, thiab seb qhov kev nce qib yog ua raws li tus qauv. Feem ntau, qhov pov thawj zoo tsim nyog, thiab tus K nqi siab siab tshaj 0.40. Zoo heev.
Tam sim no, qee qhov kev lag luam pov thawj feem ntau muaj ob qho teeb meem. Ib qho yog qhov kev sib tw ntawm ib qho kev nce siab me me thiab zoo dua, thiab qhov teeb meem me me hauv nruab nrab ntawm qhov teev yog li ntawd, kom luam tsis tau. Qhov no yog ib qho tsis to taub. Qhov kev qhia nce ntxiv ntawm cov pov thawj yuav tsum muaj ib qho txheej txheem, thiab nws tsis tas yuav tsum tsis quav ntsej cov ntawv luam tawm thiab qhov kev sib tw ntawm ib qho kev nce siab me me. Xyaum tau ua pov thawj tias 50% ntawm cov dots nce C, M number case yog 8% -10%, Y, K yog 12% -13% yog qhov tsim nyog. Qhov thib ob, qhov kev pov thawj siv cov DIC Japan tshwj xeeb cim tus cwj pwm, uas muaj qhov sib txawv loj nrog tus lej luam ntawv, uas feem ntau ua rau muaj qhov sib txawv loj ntawm cov ntawv luam tawm thiab cov pov thawj, uas ua rau cov neeg tsis txaus siab nrog cov khoom luam tawm. Yog li ntawd, nws yog ib qho tseem ceeb uas tsim kom muaj cov ntaub ntawv ntawm tus cwj pwm no siv los ntawm kev siv tib lub cim rau cov ntawv pov thawj thiab luam ntawv. Ua ntej yuav tsum ua haujlwm yuav tsum tsim kom muaj qhov kawg ntawm kev luam cov khoom zoo.
2 Txij li cov ntaub ntawv pov thawj, thawj qhov ua tau yog simulate cov xim pov thawj cov nyom ntawm cov tshuaj siv tshuaj pov thawj cov ntawv pov thawj (luam ntawv), thiab tom qab ntawd tsim cov tshuab luam yeeb tus cwj pwm los ntawm:
A. Los ntawm lub tshuab luam ntawv ntawm lub tshuab luam ntawv, lub tshuab luam ntawv yog ua haujlwm zoo, nrog rau kev txiav txim siab hom ntawv luam tawm.
B. Ua ntej tshaj plaws, siv cov qauv tshuaj analog los ua ib qho qauv pov thawj ntawm ISO / IT8.7.3 xim qauv rau kev kho cov xim tsis raug cai los ntawm cov ntaub ntawv pov thawj digital. Lub IT8.7.3 xim xim muaj 928 xim blocks, thiab muaj qhov sib npaug ntawm qhov sib txuam rau kev txhim kho tus number case dhau los. Muaj Y, M, C, thiab K ntsuas kom pom qhov ntom ntawm hauv av, thiab muaj ib qho kev tshaj tawm rau kev ntsuas qhov ntsuas ntawm grey CMY. Koog tsev kawm ntawv, thiab lwm yam., Cov ntsiab lus tiav. Ntawm chav kawm, txhua yam ntawm qhov muag kuj tuaj yeem siv cov ntawv sib txawv, txawv cov xim ntawm cov xim cov ntaub ntawv raws li lawv xav tau, xws li Creo. Qhov kev ua si angel xim tswj software spw siv lub kmart xim nplai, uas muaj 450 xim blocks. Cov ntaub ntawv xim txheej txheem yog feem ntau yog TIFF lossis PS cov ntaub ntawv.
C. Cov chromaticity qhov tseem ceeb ntawm 928 xim thaj ua rau thaj ntawm IT 8.7.3 xim nplaum raug ntsuas nrog ib lub thawv rau xim los yog cov yeeb-yaj-spectrophotometer.
D. Cov ntaub ntawv uas raug ntsuas yog cov tswv yim rau lub tshuab luam ntawv software tsim software, thiab qhov profile tsim software sib piv thiab soj ntsuam cov ntaub ntawv chromaticity ntawm cov thawj xim code thiab qhov tso tawm xim thaiv los ua kom muaj tus cwj pwm tshiab ntawm lub tshuab luam ntawv.
Nrog lub Cim Xim Tuner version 3.1 xim tswj thiab cov ntaub ntawv pov thawj, cov xim ntawm cov qauv tso zis ncaj qha rau ntawm Epson 5000 luam ntawv yeej zoo tib yam li cov xim ntawm cov tshuaj analog. 95% yuav ua tau tiav los ntawm qhov kev ntsuas pib ntawm cov ntaub ntawv pov thawj, thiab cov ntawv pov thawj gravure muaj peev xwm ua tau 90% qhov tseeb. Lub kaw lus tseem muaj cov neeg siv nrog rau cov kev kho kom haum xim Kev Zoo Siv nrog lub lag luam zoo, uas muaj peev xwm daws ob qho tib si xim xim thiab xim tom qab, nrog rau kev hloov yooj yim thiab xaiv cov cuab yeej, uas yuav siv tau rau ntau lub suab sib txawv thiab ntau yam xim pab kom muaj tseeb, kom ncav cov ntawv pov thawj analog (luam ntawv) number case xim. Xyaum tau ua pov thawj tias cov ntaub ntawv pov thawj uas tau tsim rau hnub tam sim no, nws yuav tsum tau hais tias nws yog mature, uas yog qhov kev xaiv zoo tshaj plaws rau kev tswj xim yuav tsum ua kom yog xim.
Nyob rau hauv cov ntsiab lus, tsuas yog cov zis proofing standardization, lub tsev lag luam ntawm ntau ICC profiles nyob rau hauv qhov chaw pov thawj, kom ntseeg tau tias qhov tseeb thiab kev ruaj ntseg ntawm cov zis xim, ntawm ib sab mus rau lub tswv yim scanner, yog li ntawd daim ntawv thov ntawm no cov ntaub ntawv profile tiav kev sib cais xim; Lub nam yog muab rau cov qauv ntaub ntawv pov thawj, yog li ntawd lub tswv yim kev xa thiab cov zis qhov proofing thiab luam ntawv yuav tau txais cov nyhuv ntawm cov xim zoo sib xws.
2. Txuj ci
Yuav kom paub meej tias qhov zoo ntawm daim ntawv luam ntawv yog qhov ruaj khov thiab kom muaj tseeb hloov ntawm lub suab nrov ntawm thawj daim duab, nws muaj peb lub ntsuas uas yuav tsum tau tswj thiab ua qauv zoo.
1 khoom txuj ci
Xyuas kom meej tias lub tshuab luam ntawv thiab PS version ntawm lub tshuab tsim muaj nyob rau hauv qhov zoo tshaj plaws ua hauj lwm kev mob, nrog rau lub teeb ci qhov muag ntawm tshuab luam ntawv thiab cov tsoog teeb uas tsis muaj xim, thiab qhov kev siv tshuaj tsis zoo rov los ntawm kev siv tshuab.
2 cov qauv kawm
A. Standardize PS version ntawm lub hom phiaj, tsis xav siv ntau hom thiab cov siv dua tshiab.
B. Tus tsim tawm yog sib npaug nrog PS version, yog li hais tias lub concentration ntawm tus tsim tawm yog ncaj qha tswj, qhov piv yog tseeb, thiab kev daws tshiab yuav refilled tsis tu ncua.
3 cov qauv zoo.
A. Txiav txim xyuas seb lub sijhawm zoo li cas, siv UGRA kev tswj fais fab kom tswj tau qhov raug, mus txog ntaiv 4 ntaiv (0.6D), qhov kev txiav txim siab yog 6μ, 8μ yin thiab cov kab tua kab tiav, thiab cov kauj ruam tswj yog 2% me me. Qi.
B. Txheeb xyuas qhov kev sib tw ua kom pom tseeb, qhov tseeb raug tsim kom tsim nyog kom haum, UVRA tswj kev siv xwv kom tswj tau qhov kev nce qib, qhov chaw hollow tom qab kev txhim kho yog sib luag, thiab qhov sib txuam me me yog qhov ruaj, uas proves tias tus tsim tawm concentration yog qhov tsim nyog.
C. Nws yuav tsum hloov lub PS version ntawm ib lub npe thiab ua ib qho kev sim kom paub meej tias cov ntawv luam tawm muaj cov tshuaj oleophilic dej zoo thiab cov roj nplaum roj thiab cov roj nplaum zoo.
3. Kev tsim qauv kev xa duab
Lub laser imagesetter yuav tsum ua cov ntaub ntawv cov duab ua los ntawm lub computer thiab tso tawm qhov CMYK plaub xim xim sib cais tom qab RIP. Nws yuav tsum xyuas kom meej tias tus nqi daig nqi ntawm cov xim tha xim sib txawv tuaj yeem raug xa mus rau xim xim sib cais. Nws muaj peb qho yeeb yam. Tswj thiab kho.
1 khoom txuj ci
Xyuas kom tseeb tias lub tshuab ua suab nrov thiab cov tshuab siv tshuab yog ua haujlwm zoo tshaj plaws, nrog rau kev ruaj ntseg ntawm lub teeb ci ntawm lub teeb ci, xaiv cov qauv duab, mesh kaum, mesh kab tus xov tooj, thiab qhov kev hloov khoom siv ntawm lub tshuab tsim.
2 cov qauv kawm
A. Txhim kho hom yeeb yaj kiab, xaiv cov yeeb yaj kiab raws li cov yam ntxwv ntawm lub teeb ci ntawm laser teeb duab ntawm lub yees duab tshuab ua ke. Piv txwv, Agfa Photographic Tshuab zoo tshaj plaws los siv cov yeeb yaj duab Agfa, Dolev800 photo-setting tshuab los xaiv Kodak 2000, thiab nws qhov ntsuas ntawm reproducibility zoo.
B. Ua kom muaj kev ruaj ntseg zoo, kev xaiv ntawm lub tsev muag tshuaj uas muaj hom tshuaj yeeb yaj kiab, feem ntau ntawm kev siv Ai Xixi 1000 khoom ntawm cov tshuaj, zoo zoo, tsis muaj crystallization.
3 cov qauv zoo
Ua kom tiav qhov tseeb linearization, ib tug yog los tswj qhov tseeb raug, kom lub zog ntawm daim tawv sib cais ncav li 3.8-4.5, qhov zoo tshaj plaws yog 4.0-4.2, thiab muaj tseeb kis tau tus mob, xws li cov kab khiav tawm Cov zaj duab xis nce mus txog 2% 50%, 98% ntawm cov txo dot, 50% dot ± 1%, yog nws tsis tau raws li tus qauv, kho cov laser lub teeb. Qhov thib ob yog kom tswj tau cov kev mob loj hlob, nruj tswj hwm cov concentration, qhov kub thiab txias ntawm tus tsim tawm, kom paub meej tias cov ntoo tshauv hauv qab yog tswj 0.05, kom lub hauv paus dawb yog ntau pob tshab.
Hauv kev xaus, kev ruaj ntseg ntawm txoj haujlwm yav tom ntej thiab tus qauv zoo qauv yog lub hauv paus rau kev ruaj ntseg thiab kev txhim kho ntawm tag nrho lub cev. Nws yuav muab lub tshuab xa tawm kom tseeb thiab teeb lub ntsiab lus ntawm qhov teeb meem hauv qhov kev tsim tawm. Cov kis ntawm cov cuab yeej ua kom paub tseeb tias cov xim ntawm cov duab tom qab kev xa cov xim sib cais tau ua tau los ntawm cov xim ntawm kev saib ua ntej thiab cov pov thawj cov ntaub ntawv pov thawj.