Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Olympus Corp
Original Assignee
Olympus Optical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olympus Optical Co LtdfiledCriticalOlympus Optical Co Ltd
Priority to JP7483277ApriorityCriticalpatent/JPS549640A/en
Publication of JPS549640ApublicationCriticalpatent/JPS549640A/en
PURPOSE:To make possible the expansion and reduction of scanning optical point without being affected by diffraction, etc. by exchangeably providing plural sets of afocal optical systems between a light source and a scanning mechanism.