Abstract: Due to historical changes, the ancient books in the library of Shandong University have been damaged to varying degrees and urgently need to be digitized. After visiting and inspecting many digital equipment agents, manufacturers and many document protection units, the library of Shandong University finally chose Beijing Hanlong Industrial Co., Ltd.'s non-contact scanner. The predecessor of Shandong University Library was the Shandong University Tang Book Collection, which was built in 1901. It is one of the earliest modern new libraries in China and a national key comprehensive university library directly under the Ministry of Education. In the collection of Shandong University Library, there are 10726 kinds of rare books of ancient books and 36578 volumes / pieces, of which Jinshi rubbings are particularly rich. The bibliographic documents in the collection have a great influence throughout the country. Easy-to-learn documents, line-up ancient books, and Ming and Qing versions of the state chronicles Also quite distinctive. Shandong University Library Yuanzong College of Literature engraved the Ming revision of the "Five Dynasties History" and other 67 collections of ancient books were selected into the "National Precious Ancient Books Directory", 872 collections of ancient books were selected into the "Shandong Province Precious Ancient Books Directory", selected into the national directory "Ming Yutu" One book participated in the exhibition of the third batch of precious ancient books in the country. Due to historical changes, coupled with various disasters and man-made reasons, most of the ancient books preserved so far have been damaged to varying degrees, and they urgently need people's protection and repair. The collection of ancient books in the library of Shandong University is no exception. Many of these books have been damaged by insects and molds, and are seriously damaged and unrecognizable. It is conceivable that if they are not digitally processed in time, these precious documents will be completely destroyed in the near future. . To this end, the Shandong University Library set up a project team to digitize the documents in the collection. The goal is to better protect the precious ancient books in the collection, so that the ancient books will not be out of the library, and at the same time make it better serve the learning and research of teachers and students. Teachers of the Ancient Books Department of the Library of Shandong University have visited a number of agents and manufacturers of digital equipment, and visited a number of document protection units such as the National Library Ancient Books Museum, the National Library Digital Processing Center, and Hanlong Document Protection Center I have a detailed understanding of various digital devices such as high-beat instruments, cameras, digital backs, matrix camera equipment, linear scanning equipment, etc. Finally, I chose Beijing Hanlong Industrial Co., Ltd.'s non-contact scanner. After communicating with relevant experts from the library of Shandong University, Hanlong learned that there are many problems in the collection of ancient books in the library, such as being unable to fully open, severe damage, and irregular binding. scanner. This race number OS 12002 scanner can scan the largest A1-size books, periodicals, newspapers and other document carriers without disassembly and binding, which greatly improves the efficiency of digital work. Thanks to its high-precision collection system, the fine details of ancient books can be restored. Through the matching image processing software, the problem of lens distortion can be perfectly solved. With the help of the V-shaped manuscript table, a V-shaped scan can be performed, which solves the problem that the ancient books cannot be fully opened. In addition, this series of scanners have zero radiation and zero pollution, which can effectively protect ancient books and staff.
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