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Priority claimed from JP9419080Aexternal-prioritypatent/JPS5720245A/en
Priority claimed from JP13612780Aexternal-prioritypatent/JPS5720247A/en
Application filed by Olympus Optical Co., Ltd.filedCriticalOlympus Optical Co., Ltd.
Priority claimed from EP81105261Aexternal-prioritypatent/EP0044018B1/en
Application grantedgrantedCritical
Publication of ATE11099T1publicationCriticalpatent/ATE11099T1/en