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保證印刷過程中的中性灰平衡怎么做

來源:http://buiy.cn/   發(fā)布時間:2022-09-30
中性灰平衡由于能夠保證印刷過程中正確復(fù)制原稿的樣式,所以非常重要。為保證印刷過程中的中性灰平衡,需要了解中性灰平衡的影響因素。下面濟南印刷小編為您講解一番。
Neutral gray balance is very important because it can ensure the correct reproduction of the original style during the printing process. In order to ensure the neutral ash balance in the printing process, it is necessary to understand the influencing factors of neutral ash balance. Now, Jinan Printing Editor will explain it to you.
先要搞清楚色彩的變化規(guī)律,三原色油墨按一定比例能混合近似黑色,再加上不同比例的沖淡劑,那么,得到不同顏色的中性灰。三原色以不同比例混合能得到不同色相的間色或復(fù)色,色相偏于比例大的色相。
First of all, we need to understand the law of color change. Three primary colors ink can be mixed with approximate black according to a certain proportion, and then with different proportion of diluents, we can get neutral gray of different colors. The three primary colors can be mixed in different proportions to obtain intermediate or multiple colors of different hue, and the hue is biased to the hue with large proportion.
紙張的性能與中性灰平衡關(guān)系,印刷企業(yè)的產(chǎn)品質(zhì)量受原材料紙張影響較大,理想的紙張白度為100%的反射率,全反射380~700nm的光線。
The performance of paper is related to the neutral gray balance. The product quality of printing enterprises is greatly affected by the raw material paper. The ideal paper whiteness is 100% reflectivity, and the total reflection is 380~700nm.
在制版、印刷過程中就要考慮“因紙而異”,采用合適的工藝內(nèi)容去適應(yīng)所使用的紙張,尤其是在網(wǎng)點的粗細、套色的多少、版面反差大小等方面。
In the process of plate making and printing, it is necessary to consider "different from paper to paper", and adopt the appropriate process content to adapt to the paper used, especially in terms of the thickness of the dot, the number of overprinting, the size of the page contrast, etc.
濟南印刷
印刷色序與中性灰關(guān)系,首先考慮到了讓透明度低的油墨放在一色印刷,然后再印透明度高的油墨,這種色序排列是按油墨的透明度大小來排列的。
For the relationship between printing color sequence and neutral gray, it is first considered that the ink with low transparency is printed in one color, and then the ink with high transparency is printed. This color sequence is arranged according to the transparency of the ink.
同時還考慮到油墨粘度,可以避免印刷品背面粘臟現(xiàn)象;淺顏色放在前面印,清洗墨輥就很容易;也便于四色套印準確性。多色膠印機是濕疊濕,印刷油墨在沒有氧化結(jié)膜干燥的情況下,另外一種顏色油墨又疊印上去了。
At the same time, considering the viscosity of the ink, it can avoid the sticky dirt on the back of the printed matter; Light color is printed on the front, and it is easy to clean the ink roller; It also facilitates the accuracy of four-color overprint. The multi-color offset press is wet and overlapped. When the printing ink is dry without oxidation conjunctiva, another color ink is overprinted.
不同的色序排列對中性灰平衡是有較大影響的,不同的色序會直接影響到印刷出來產(chǎn)品質(zhì)量和色彩的色調(diào)。
Different color sequence arrangement has a great impact on neutral gray balance, and different color sequence will directly affect the quality of printed products and color tones.
在生產(chǎn)實際中要綜合分析,把印刷工藝中涉及的一些可變因素考慮得再多一點,在色序排列上要根據(jù)不同類型的原稿、客戶的要求印刷出來的效果進行安排色序,才能達到印刷品的很好的再現(xiàn)復(fù)制原稿的要求。更多相關(guān)內(nèi)容就來我們網(wǎng)站http://www.xinfengyinshua.cn咨詢吧!
In the actual production, comprehensive analysis should be made to consider more variable factors involved in the printing process. In terms of color sequence arrangement, color sequence should be arranged according to different types of originals and the effect of printing required by customers, so as to meet the requirements of reproduction of originals. More relevant content will come to our website http://buiy.cn Consult!
濟南印刷廠講解的內(nèi)容  更多的內(nèi)容  請咨詢公司官網(wǎng)http://buiy.cn/