Document imaging is usually an information technology category for systems efficient at replicating documents very popular in business. Document imaging systems may take many forms as well as microfilm, on require printers, facsimile machines, copiers, multifunction laser printers, document scanners, computer output microfilm and archive writers. Document Imaging means this conversion of paper files or microfilm in order to digital images. The typical process for making use of this systems involves preparing, capturing, indexing and retrieving the documents.