This standard contains basic definitions@ measurement requirements@ specifications@ and recommendations for papers used with optical character recognition readers. Two types of parameters of paper for OCR media are covered. These are: (1) The optical properties of paper for OCR usage (2) The physical properties of paper for OCR usage In addition@ OCR papers are classified into three categories (Types I@ II@ and III) according to allowable dirt and fluorescent content. Purpose. The purpose of this standard is to establish the requirements and test procedures for paper to be used in Optical Character Recognition (OCR) Systems.