Intshayelelo
Ushicilelo lwe-Offset luye lwatshintsha umdlalo kwihlabathi loshicilelo, luguqula indlela esivelisa ngayo iincwadi, amaphephandaba, kunye nezinye izinto zokushicilela. Kodwa ngaba wakha wazibuza ukuba ngubani owayila obu buchule bokushicilela bubalaseleyo? Kweli nqaku, siza kuphonononga imvelaphi yoshicilelo lweoffset kunye neengqondo ezikrelekrele emva kokuveliswa kwayo. Siza kuyiqwalasela ngakumbi imbali, uphuhliso kunye nempembelelo yoshicilelo lweoffset, sikhanyisela abantu abatsha abahlahl’ indlela kubugcisa bale mihla bokushicilela.
Iindlela Zokushicilela Kwangoko
Phambi kokuba singene nzulu ekuyilweni koshicilelo lweoffset, kubalulekile ukuqonda iindlela zakwangoko zoshicilelo ezivule indlela yobu buchule benguqu. Ushicilelo lunembali ende enembali, esusela kwimpucuko yamandulo njengaseMesopotamiya namaTshayina. Iindlela zamandulo zokushicilela, ezinjengokushicilela ngeplanga nohlobo olushenxisekayo, zaba nendima ebalulekileyo ekuphuhliseni ubugcisa bokushicilela.
Ukushicilela ngeplanga, okwaqalwa kwiTshayina yamandulo, kwakuquka ukukrola oonobumba okanye imifanekiso kwiplanga, eyayiqatywa nge-inki ize icinezelwe ephepheni okanye ilaphu. Le ndlela yayinzima kakhulu yaye yayilinganiselwe kubuchule bayo, kodwa yabeka isiseko sobugcisa bokushicilela kwixesha elizayo. Ukuveliswa koonobumba abanokushenxiswa nguJohannes Gutenberg ngenkulungwane ye-15 kwaba yinkqubela ephawulekayo kubugcisa bokushicilela, njengoko kwavumela ukuveliswa ngobuninzi beencwadi nezinye izinto ezishicilelweyo.
Ukuzalwa koShicilelo lwe-Offset
Ukuveliswa koshicilelo lweoffset kunokunxulunyaniswa nabantu ababini: uRobert Barclay noIra Washington Rubel. URobert Barclay, iNgesi, kuthiwa wavelisa ingcamango yokushicilela ngeoffset ngowe-1875. Noko ke, nguIra Washington Rubel, umMerika, owabuphucula obu bugcisa waza wabenza bathengiswa ekuqaleni kwenkulungwane yama-20.
Ingcamango kaBarclay yokushicilela ngeoffset yayisekelwe kumgaqo welithography, indlela yokushicilela esebenzisa ukungaguquki kweoli namanzi. Kwi-lithography, umfanekiso oza kushicilelwa uzotywe kwindawo ethe tyaba, efana nelitye okanye ipleyiti yentsimbi, kusetyenziswa into enamafutha. Imimandla engeyiyo imifanekiso iphathwa ukutsala amanzi, ngelixa iindawo zemifanekiso zigxotha amanzi kwaye zikhangele inki. Xa ipleyiti ifakwe, i-inki ibambelela kwiindawo zomfanekiso kwaye idluliselwe kwingubo yerabha ngaphambi kokuba ikhutshwe kwiphepha.
Igalelo likaRobert Barclay
Amalinge okuqala kaRobert Barclay ngokushicilela ngeoffset abeka isiseko sokuphuhliswa kobugcisa. U-Barclay waqaphela amandla e-lithography njengendlela yokudlulisa i-inki ephepheni kwaye wayila indlela yokusebenzisa umgaqo we-oyile kunye nokungahambi kakuhle kwamanzi ukudala inkqubo yokushicilela esebenzayo. Ngelixa iinzame zokuqala zikaBarclay zoshicilelo lwe-offset zazingenabuqhetseba, ukuqonda kwakhe kwabeka inqanaba lekamva elitsha entsimini.
Umsebenzi kaBarclay wokushicilela ngeoffset awuzange uqondwe ngokubanzi ngexesha lokuphila kwakhe, yaye kwakunzima ukuba amkelwe kwiingcamango zakhe kushishino lokushicilela. Nangona kunjalo, igalelo lakhe ekuphuhliseni ushicilelo lwe-offset alukwazi ukugqithiswa, njengoko banikezela isiseko apho u-Ira Washington Rubel uya kwakha.
I-Ira Washington Rubel's Innovation
UIra Washington Rubel, umzobi onobuchule, nguye owaqhuba ukuphuculwa nokwandiswa koshicilelo lweoffset. Impumelelo kaRubel yeza ngo-1904 xa ngempazamo wafumanisa ukuba umfanekiso otshintshelwe kwingubo yerabha wawunokutshintshwa ephepheni. Oku kufunyaniswe ngempazamo kwaliguqula ishishini lokushicilela kwaza kwabeka isiseko sobugcisa banamhlanje bokushicilela ngeoffset.
I-Rubel's innovation ibandakanya ukutshintshwa kwelitye lemveli okanye ipleyiti yokushicilela yesinyithi kunye nengubo yerabha, enika ukuguquguquka okukhulu kunye nokusebenza kakuhle kweendleko. Le nkqubela yenza ukuba ushicilelo lweoffset lusebenze ngakumbi kwaye lufikeleleke ngakumbi, nto leyo eyakhokelela ekubeni yamkelwe ngokubanzi ngabashicileli abasehlabathini lonke. Ukuzinikela kukaRubel ekufezekiseni inkqubo yoshicilelo ye-offset kuqinise iwonga lakhe njengovulindlela kwicandelo lobugcisa bokushicilela.
Impembelelo kunye neLifa
Ukuveliswa komatshini wokushicilela ngeoffset kwaba nempembelelo enkulu kwishishini lokushicilela, kwayitshintsha indlela ekuveliswa ngayo nokusasazwa ngayo izinto ezishicilelweyo. Iingenelo zoshicilelo lweoffset, ezinjengokuveliswa komgangatho ophezulu, ukonga imali, nokusebenzisana kwezinto ezininzi, ngokukhawuleza kwabangela ukuba kube yeyona ndlela yokushicilela ekhethwayo kuyo yonke into ukususela kwiincwadi namaphephandaba ukusa kwizinto zokupakisha nezokuthengisa. Ukukwazi koshicilelo lweoffset ukuphatha ushicilelo olukhulu luqhuba ngokufanelekileyo kwaye ngokungaguqukiyo kwenze ukuba ibe sisixhobo esiyimfuneko kubapapashi, abathengisi, kunye namashishini.
Ngaphezu koko, ilifa le-offset printing lihlala kwixesha ledijithali, njengoko imigaqo kunye nobuchule obuphuhliswe nguBarclay noRubel buqhubeka nokuchaphazela iteknoloji yokushicilela yanamhlanje. Ngelixa ushicilelo lwedijithali luye lwavela njengenye indlela yoshicilelo lwe-offset kwezinye izicelo, iikhonsepthi ezisisiseko zoshicilelo lwe-offset zihlala zifanelekile kwaye zinefuthe.
Ukuqukumbela
Ukuveliswa kokuprintwa kwe-offset nguRobert Barclay kunye no-Ira Washington Rubel kubonisa umzuzu wamanzi kwimbali yobugcisa bokushicilela. Umbono wabo, ukuveliswa kwezinto ezintsha, nokuzingisa kwabo kwabeka isiseko sobugcisa bokushicilela obuza kuliguqula ishishini lize lishiye ilifa elihlala lihleli. Ukususela kwimvelaphi yayo ephantsi ukusa ekusetyenzisweni kwayo ngokubanzi, ushicilelo lweoffset luye lwayiguqula indlela esivelisa ngayo size sisebenzise izinto ezishicilelweyo, sibumba ihlabathi lopapasho, unxibelelwano nezorhwebo. Njengoko sijonge kwikamva lobugcisa bokushicilela, sinokulanda indaleko yabo sibuyela kwiingqondo ezikrelekrele ezayila ushicilelo lweoffset.
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