Ama-4 -} Umbala Ukuphrinta kufanele unake iziphi izingqinamba?

Ezine - Ukuphrinta kombala kuyindlela eyisisekelo yokuphrinta ngaphakathiIncwajana UkuphrintaFuthi izidingo zawo ziphakeme kakhulu. Kwabaphrinti abaqeqeshiwe noma izinkampani, ukuqonda umbala wokuphrinta yikhono elibaluleke kakhulu eliyisisekelo. Yimiphi imithetho yokuqhathanisa imibala ekushicilelweni? Umbala omsulwa ungaphrintwa ngombala owodwa oyinhloko noma imibala emibili eyinhloko. Usayizi weChroma kuncike kwinani lama-inks aphambili. Lapho likhudlwana inani, likhuphuka iChroma, njengochungechunge oluqinile oluqinile nochungechunge oluqinile lombala oqinile kanye ne-28 -. umbala. The hue obtained by printing with two primary colors depends on the relative proportions of the two primary colors, and the hue of the print color is biased toward a large proportion of the colors, as indicated by the color circles on pages 10 and 13: Solid color basis for printing in both primary colors Adding the third primary color will make the chroma of the process color lower and the brightness decrease accordingly, while the hue of the process color will remain basically unchanged, because the three primary colors will Yakha inhlanganisela yemibala engu- {{11}, futhi umphumela ukusebenzisa ingxenye efanayo yombala umphumela wokuphrinta ngenani elithile le-ink elimnyama liyafana, njengochungechunge olunemibala - kanye nombala wemibala emithathu.

Ukwandisa inani lama-inks amnyama ngesisekelo sombala ngeke kushintshe i-hue yemibala exubile, ngenkathi kunciphisa ukukhanya kwemibala ngenkathi uchungechunge lombala ekhasini 34 {- 70. Nochungechunge olunemibala emine; Ekuphrintweni kombala, lesi sici sivame ukusetshenziselwa ukunciphisa inani le-inks yombala, owaziwa ngokuthi ukususwa kwe-undercoat (i-UCR) kanye ne-Grey Contenent Replacement (GCR).

Ngokuvamile, kubuchwepheshe bokuphrinta abane -, umbala wesithombe uyinkinga edinga ukunakwa kakhulu. Ngakho-ke, kufanele sinake inkinga yombala emibalabala emine -.

1

Kukhona umugqa oluhlaza okwesibhakabhaka epuletini engezansi engezansi, igama eliluhlaza okwesibhakabhaka epuletini eliphuzi lefilimu kumele lingabi nalutho. Ngokuphambene nalokho, inguqulo eluhlaza okwesibhakabhaka nayo iyafana. Ngaphandle kwalokho, into eluhlaza okwesibhakabhaka iphrintwe ngqo ophuzi, futhi umbala uzoshintsha, futhi igama lokuqala eliluhlaza okwesibhakabhaka lizojika lube luhlaza.

I-2.Vrint

Kukhona umugqa omnyama epuletini ebomvu, bese kuthi epuletini elibomvu lefilimu, isikhundla sezinhlamvu ezimnyama akufanele zikhishwe. Njengoba umnyama angacindezela noma yimuphi umbala, uma okuqukethwe okumnyama kukhishwe, ikakhulukazi ngezinhlamvu ezincane, iphutha elincane ekushicilelweni kuzoholela emaphethelweni amhlophe, futhi umehluko phakathi kokumnyama nokumhlophe kukhulu futhi kulula ukukubona.

3.Fola umbala omnyama

Le yinkinga evamile. Ngaphambi kokukhipha, kuyadingeka ukuhlola umbhalo omnyama kudokhumenti yokushicilela, ikakhulukazi izinhlamvu ezincane. Akukona kuphela ebhodini elimnyama, kepha akufanele livele kwezinye izinhlobo zemibala emithathu {-. Uma kunjalo, ikhwalithi yomkhiqizo ophrintiwe izoncishiswa. Lapho ihluzo ze-RGB ziguqulwa zibe yimidwebo ye-CMYK, umbhalo omnyama nakanjani uzoshintsha ube ngombala omnyama. Ngaphandle kokuthi kuchazwe ngenye indlela, kufanele kucutshungulwe ngaphambi kokuthi ifilimu ingathunyelwa.

4.Picture yimodi ye-RGB

Lapho isithombe semodi ye-RGB sikhipha, uhlelo lwe-RIP luzoyiguqula ngokuzenzakalelayo ku-CMYK Mode Output. Kodwa-ke, ikhwalithi yayo yombala izoncishiswa kakhulu, futhi imikhiqizo ephrintiwe izokhanya ngombala futhi ngeke igqamile. Umphumela umpofu kakhulu. Lesi sithombe siguqulwa kangcono kwimodi ye-CMYK e-Photoshop. Uma kungumbhalo wesandla oskeziwe, khona-ke kufanele kudlule inqubo yokulungiswa kombala bese isithombe singasetjenziswa.

Uma kuneminye imibuzo,Guangzhou Minglai Packaling Co, Ltd.Ungakunikeza ngezeluleko zobungcweti, okuphezulu - Imikhiqizo yekhwalithi!