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1.序言胶印版相纸是日本三菱制纸公司首先研制成功的。制版时利用银盐照相技术直接制版。版下的原稿通过直接摄影,制成胶印用的印版。这种直接制版在现代轻便印刷技术领域中,已成为直接制版的主要方法,其特点: ①明室作业; ②使用时只需照相机和冲洗装置,操作简单; ③原材料便宜; ④可在极短时间内制成胶印版面。由于直接制版法具有以上各种特点,是最符合时代要求的制版系统。
1. Introduction Offset offset photographic paper is first developed by Japan’s Mitsubishi Paper Corporation. Plate making use of silver salt photography technology directly plate. Under the version of the original by direct photography, made of offset printing plate. This type of direct plate making has become the main method of direct plate making in the field of modern lightweight printing technology. It has the following features: (1) clear room operation; (2) use of only camera and washing device, easy operation; (3) cheap raw materials; (4) Time made of offset layout. Due to the direct plate-making method has the above various characteristics, is the most suitable plate making system of the times.