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公司畫冊印刷​網點值比例糾正​

From:Buke printing factory of China | Author:China Bukeprinting factorybook0755 | Published time: 2020-08-25 | 953 Views | 🔊 Click to read aloud ❚❚ | Share:
則可用洗擇校色工具中的白色塊工具印單.白色調的糾偏

    公司畫冊印刷網點值比例糾正

糾偏方法白網點值比例糾正:白色調中沒有層次,則可用洗擇校色工具中的白色塊工具印單
.白色調的糾偏。

如白色調中有層次質感,應用層次曲線工具的白場工具中性
公司畫冊印刷中調灰色糾偏使用層次曲線的灰場工具,按中性灰網點值糾偏。

應註意兩種情配一是要觀偏色分的網點值大小與原稿密度值大小是否接近,若色部分網點值比原搞密度深,則可減淺所偏的色版,如灰色偏冷即可減淺
C版。

既達到灰色平衡,又使灰色調減淺。公司畫冊印刷三是若偏色部分網點值比原稿密度淺,需要加深,則可加深相反色,如灰色偏紫,即可加深
Y版,既達到灰色平衡。

又使灰色加深
黑色調糾偏,暗調和黑色中有層次,應使用層次曲線的黑場工具,公司畫冊印刷按中性黑的網點值比例糾偏:噴調和黑色調中設有層次。

則可用選擇校色工具中的黑色工具糾偏候彩色部分糾偏應用
Photoshop軟件的選擇校色工具的YMCRCB色相進偏處理,糾偏時應視該色彩的飽和度情況而定。

如綠色偏青綠、不鮮亮,是加黃色還是減青色,若黃色網點值已達到巧左有,而青色為
9%公司畫冊印刷則應減青色為80%85%若黃色為85%,青色為80%。

則應加深黃色為95%採用選擇校色工具糾偏時,它對飽和度大的色彩校色極為靈敏,對灰暗的色彩校色鈍,公司畫冊印刷若校色量大,一定要對該區域製作選區進行調節,否則會影響同色系色彩的變化


公司畫冊印刷網點值比例糾正
公司畫冊印刷網點值比例糾正


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