CMYK sawv cev rau xim dab tsi?
CMYK acronym stands rau Cyan, Magenta, Daj, thiab Ntsiab: cov no yog cov xim siv nyob rau hauv cov txheej txheem luam ntawv. Lub tshuab luam ntawv siv cov dots ntawm tus number case los ua cov duab los ntawm plaub xim no.
Lub ntsiab lus ntawm CMYK hauv kev luam ntawv yog dab tsi?
CMYK hais txog cov xim ntawm cov xim: Cyan, Magenta, Daj, thiab Dub. Cov no yog cov inks siv rau hauv xovxwm hauv "4-xim txheej txheem luam ntawv", feem ntau hu ua "xim luam ntawv puv" lossis "plaub xim luam ntawv". Kev sib xyaw ua ke ntawm RGB lub teeb tsim dawb, thaum ua ke ntawm CMYK inks tsim dub.
Qhov txawv ntawm CMYK thiab RGB yog dab tsi?
Qhov txawv ntawm CMYK thiab RGB yog dab tsi? Cias muab, CMYK yog hom xim rau luam ntawv nrog tus cwj mem, xws li kev tsim daim npav ua lag luam. RGB yog hom xim npaj rau kev tshuaj ntsuam. Cov xim ntau ntxiv hauv CMYK hom, qhov tshwm sim tsaus dua.
Vim li cas K hauv CMYK sawv dub?
Tus "K" sawv cev rau "tus yuam sij" lossis xim uas tag nrho lwm cov xim tseem ceeb rau, dub. Dub feem ntau yog xim ntawm cov ntawv nyeem thiab cov duab ciam teb yog li los ntawm kev luam ntawv ua ntej nws ua rau nws yooj yim dua rau kab lossis "qhov tseem ceeb" rau lwm cov xim hauv kev luam ntawv.
CMYK siv qhov twg?
CMYK xim qauv (tseem hu ua cov txheej txheem xim, lossis plaub xim) yog cov qauv xim xim, raws li CMY xim qauv, siv xim luam ntawv, thiab tseem siv los piav txog cov txheej txheem luam ntawv nws tus kheej. CMYK yog hais txog plaub tus cwj mem siv hauv qee cov xim luam ntawv: cyan, magenta, daj, thiab qhov tseem ceeb (dub).
Cov xim twg tsis sawv rau CMYK?
Sawv rau "Cyan Magenta Yellow Black." Cov no yog plaub xim yooj yim siv rau luam ntawv xim duab. Tsis zoo li RGB (liab, ntsuab, xiav), uas yog siv los tsim cov duab ntawm koj lub computer screen, CMYK xim yog "subtractive." Qhov no txhais tau tias cov xim tau tsaus dua thaum koj muab lawv ua ke.
Kuv puas yuav tsum tau hloov RGB rau CMYK rau luam ntawv?
RGB xim yuav saib zoo ntawm qhov screen tab sis lawv yuav xav tau hloov mus rau CMYK rau luam ntawv. Qhov no siv tau rau txhua yam xim uas siv hauv cov duab kos duab thiab rau cov duab thiab cov ntaub ntawv. Yog tias koj tab tom muab cov duab kos raws li kev daws teeb meem siab, nias npaj PDF ces qhov kev hloov pauv no tuaj yeem ua tiav thaum tsim cov PDF.
Vim li cas CMYK zoo tshaj rau kev luam ntawv?
Qhov no yog vim tias muaj ntau txoj kev xaiv nrog RGB xim, lub ntsiab lus thaum koj hloov mus rau CMYK, muaj lub caij nyoog koj cov xim luam tawm yuav tsis phim koj qhov kev xav tau qub. Qhov no yog vim li cas qee tus neeg tsim qauv xaiv los tsim hauv CMYK: lawv tuaj yeem lav tias cov xim tiag tiag uas lawv siv yuav luam tau.
Kuv puas yuav tsum siv CMYK lossis RGB luam tawm?
Ob leeg RGB thiab CMYK yog hom kev sib xyaw xim hauv cov duab kos duab. Raws li kev siv ceev, RGB xim hom yog qhov zoo tshaj plaws rau kev ua haujlwm digital, thaum CMYK siv rau cov khoom luam tawm.
Vim li cas CMYK thiaj li npub?
CMYK (Xim rho tawm)
CMYK yog hom kev rho tawm ntawm cov txheej txheem xim, lub ntsiab lus tsis zoo li RGB, thaum cov xim sib xyaw ua ke raug tshem tawm lossis nqus tau ua cov xim tsaus dua li qhov ci dua. Qhov no ua rau me me xim gamut - qhov tseeb, nws yog ze li ib nrab ntawm RGB.
Kuv yuav paub li cas yog Photoshop yog CMYK?
Nias Ctrl + Y (Windows) lossis Cmd + Y (MAC) kom pom CMYK saib ua ntej ntawm koj daim duab.
Vim li cas CMYK zoo li ntxuav tawm?
Yog tias cov ntaub ntawv ntawd yog CMYK lub tshuab luam ntawv tsis nkag siab cov ntaub ntawv, yog li nws xav / hloov nws mus rau RGB cov ntaub ntawv, ces hloov nws mus rau CMYK raws li nws cov profiles. Ces tso zis. Koj tau txais ob chav xim hloov dua siab tshiab li no uas yuav luag ib txwm hloov xim qhov tseem ceeb.
Dab tsi yog qhov dub tshaj plaws hauv CMYK?
nplua nuj dub
| Kev nplua nuj dub (FOGRA29) | |
|---|---|
| CMYKH (c, m, y, k) | (96, 70, 46, 86) |
| Tau qhov twg los | FOGRA 29 |
| H: Normalized rau [0–100] (pua) | |
Leej twg tsim CMYK?
Nws yog Johann Gutenberg uas tau tsim lub tshuab luam ntawv nyob ib ncig ntawm 1440, tab sis nws yog Jacob Christoph Le Blon, uas tau tsim lub tshuab luam ntawv peb xim. Nws pib siv RYB (Liab, Daj, Xiav) xim code - liab thiab daj muab txiv kab ntxwv; sib tov daj thiab xiav ua rau ntshav / violet, thiab xiav + liab muab tawm ntsuab.
Yuav ua li cas hloov CMYK rau RGB?
Yuav hloov CMYK rau RGB li cas
- Luas = 255 × ( 1 – Cyan ÷ 100 ) × ( 1 – Dub ÷ 100 )
- Ntsuab = 255 × ( 1 – Magenta ÷ 100 ) × ( 1 – Dub ÷ 100 )
- Luas = 255 × ( 1 – Yellow ÷ 100 ) × ( 1 – Dub ÷ 100 )