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Priority to JP3551075ApriorityCriticalpatent/JPS51111383A/ja
Publication of JPS51111383ApublicationCriticalpatent/JPS51111383A/ja
Publication of JPS5339790B2publicationCriticalpatent/JPS5339790B2/ja
G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY