Menene bambanci tsakanin RGB da CMYK na Inkjet printer?
Samfurin launi na RGB yana nufin launuka na farko na haske: Red, Green, da Blue, hasken launi na farko guda uku tare da nau'i daban-daban na jimlar, na iya samar da haske mai launi iri-iri, a ka'idar, ja, kore, blue haske na iya zama. gauraye daga dukkan launuka.
A cikin KCMY, CMY gajere ne don rawaya, cyan, da magenta. Waɗannan su ne matsakaicin launuka na RGB (launuka na farko na haske guda uku) gauraye biyu, wanda shine madaidaicin launi na RGB.
Kafin mu yi bayani dalla-dalla, bari mu dubi wadannan:
A cikin hoton, za mu iya gani a fili cewa pigment launi CMY ne subtractive hadawa, wanda shi ne muhimmin bambanci, to me ya sa mu photo inji da UV printer ne KCMY? Wannan shi ne yafi saboda halin yanzu matakin na fasaha ya kasa samar da cikakken high tsarki pigments, tricolor mix ba sau da yawa ba al'ada baƙar fata, amma duhu ja, don haka musamman baki tawada K don neutralize.
Maganar ka'ida, RGB shine ainihin launi a cikin yanayi, wanda shine launi na duk abubuwan halitta waɗanda muke gani da idanunmu.
A cikin masana'antar zamani, ana amfani da ƙimar launi na RGB akan allon kuma an rarraba su azaman launuka masu haske. Wannan yana iya zama saboda tsarkin launi na haske shine mafi girma, don haka launi mafi kyau yana nuna ƙimar launi na RGB. Don haka za mu iya rarraba duk launuka masu gani a matsayin ƙimar launi na RGB.
Sabanin haka, launuka huɗu na KCMY sune nau'in launi da aka keɓe don bugu na masana'antu kuma ba su da haske. Idan dai ana buga launi akan kafofin watsa labarai daban-daban ta kayan aikin bugu na zamani, yanayin launi ana iya rarraba shi azaman yanayin KCMY.
Yanzu bari mu kalli kwatanta tsakanin yanayin launi na RGB da yanayin launi na KCMY a cikin Photoshop:
(yawanci, zane mai hoto zai kwatanta bambanci tsakanin launuka biyu don buga bugu)
Photoshop ya kafa nau'ikan launi guda biyu RGB da KCMY don yin wasu bambance-bambance. A gaskiya, bambancin bai yi girma ba bayan an buga shi, amma idan hoton ma'amala a RIP tare da ƙirar RGB, za ku ga sakamakon bugu yana da babban bambanci idan aka kwatanta da hoton asali.
