Lub offset xovxwm ua haujlwm li cas?
Lub offset xovxwm ua haujlwm li cas?

Video: Lub offset xovxwm ua haujlwm li cas?

Video: Lub offset xovxwm ua haujlwm li cas?
Video: Би лед Laser AOZOOM с функцией AFS от AMS! НОВИНКА Автосвета 2024, Kaum ib hlis
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Lub npe tag nrho ntawm offset luam ntawv txheej txheem yog offset lithography. Offset hais txog qhov tseeb tias cov duab tsis raug xa mus los ntawm lithographic luam ntawv phaj rau ib daim ntawv. Hloov pauv cov duab inked yog pauv (los yog offset ) los ntawm luam ntawv nto mus rau ib daim ntaub rubber thiab ces mus rau luam ntawv nto.

Tsis tas li ntawd, lub tshuab luam ntawv offset ua haujlwm li cas?

Offset lithography ua haujlwm ntawm lub hauv paus ntsiab lus yooj yim: number case thiab dej tsis sib tov. Cov ntaub ntawv duab (kos duab thiab ntawv nyeem) yog muab tso rau ntawm daim hlau nyias uas yog dampened los ntawm dej thiab number case los ntawm chais. xovxwm . Cov roj-raws li tus number case adheres rau thaj chaw duab, cov dej mus rau qhov chaw uas tsis yog duab.

Ib tug kuj yuav nug, vim li cas thiaj siv offset luam ntawv? Nws hu ua offset vim tias tus number case tsis raug xa ncaj qha rau ntawm daim ntawv. Vim offset presses khiav kom zoo thaum lawv teeb tsa, offset luam ntawv yog qhov kev xaiv zoo tshaj plaws thaum xav tau ntau dua, thiab muab cov xim luam tawm, thiab nkig, huv si saib luam ntawv.

Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog lub tshuab luam ntawv offset?

Offset luam ntawv yog ib qho uas nquag siv luam ntawv txheej txheem nyob rau hauv uas cov duab inked yog pauv (los yog " offset ") los ntawm ib lub phaj mus rau ib daim pam roj hmab, ces mus rau luam ntawv nto. Ink rollers hloov tus cwj mem mus rau thaj tsam ntawm cov duab cab kuj, thaum cov menyuam cov dej siv cov yeeb yaj kiab hauv dej rau cov cheeb tsam uas tsis yog duab.

Qhov twg yog qhov zoo dua offset lossis digital printing?

Offset luam ntawv siv etched hlau daim hlau uas siv tus number case rau ntawm daim ntawv. Kev teeb tsa rau offsetprinting feem ntau ho siv sij hawm ntau dua thiab kim dua luam ntawv digital . Ntawm qhov tod tes, luam ntawv digital siv electrostatic rollers-hu ua "drums" - siv cov toner rau ntawm daim ntawv.

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