One of the more obvious criterion when checking image quality is resolution. Scanning resolution is usually given in dpi or ppi (dots or pixels per inch) but this is not enough to check the sharpness of the image.
Cultural Heritage Digitization
Our customers value our innovative solutions, which manage every stage of the digitization process: image capture, processing, enhancement and sharing. To meet the digitization needs of diverse and valuable collections, we offer the widest range of books and historical documents scanners on the marketplace, which can handle multiple formats from tiny postage stamps to 2xA0 format documents. We also offer a wide range of software solutions constituting LIMB Suite, meant for managing the entire digitization process from image capture to dissemination.
During their digitization process, many libraries, archives and other cultural institutions often have to deal with the digitization of rare and delicate bound materials which cannot be opened flat at 180° angle without risking irreparable damage to the spine, and hence require the use of a special V Shaped cradle. Today, there is a wide variety of solutions on the market to manage the digitization of those precious and fragile bound materials and there are several criteria to consider when choosing the best equipment for a project based on its specific needs.
One of the many challenges facings libraries and archives today is how to move from paper to digital.
There are many ways to obtain digital images to add to collections. It is possible to photograph documents or to use scanners specialized in cultural heritage. Regardless of the method that is used, the most important evaluation criteria would be image quality.
Machine vision is going into a growing number of applications, integrated into a system, adding more and more value.