OPTICAL RECORDING AND READING MEDIUM

• Main Authors: TAKEDA YUUICHI, NUMATA SHIYUNICHI, KANESHIRO TOKUYUKI
• Format: Patent
• Language: English
• Published: 13.08.1985
• Subjects: AUXILIARY PROCESSES IN PHOTOGRAPHY; CINEMATOGRAPHY; COLOUR PRINTING; ELECTROGRAPHY; HOLOGRAPHY; INFORMATION STORAGE; INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER; LINING MACHINES; PERFORMING OPERATIONS; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES; PHOTOGRAPHY; PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHYSICS; PRINTING; PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; STAMPS; TRANSPORTING; TYPEWRITERS

PURPOSE:To safely write information by low output laser, by recording information by utilizing the crystal change of an org. substance film by the beam energy of high intensity enregy beam. CONSTITUTION:An org. substance film absorbing high density energy beam such as laser beam with good efficiency...