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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication date
Application filed by Mitsubishi Electric CorpfiledCriticalMitsubishi Electric Corp
Priority to JP1020976ApriorityCriticalpatent/JPS5293335A/en
Publication of JPS5293335ApublicationCriticalpatent/JPS5293335A/en
PURPOSE: To make sharp-contrast recording less historical effect by providing a light containing a long wave-length component instead of a specific wave-length.