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Cashen Diverse Solutions - Glossary [P]


Portable Document Format
Originally an Adobe standard but now the format is 'open'. Originally designed to stop plagarism of file data and allow files to be read on any operating system and hardware platform. A viewer is freely available.


A type of microfilm camera where the document is placed on a flatbed camera base and an overhead fixed camer a photographs each page in still motion. This gives high quality images and reliable automatic density control. In addition there is a useful depth of field for books etc. and automatic reduction change and document image variation for a mixture of originals.


Post Office Protocol version 3
POP3 is a standard internet communication protocol used to retrieve e-mail from a remote server over a TCP/IP connection.


A digital or microfilm image where the image is the same mode as original document e.g. black writing on a white background.
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