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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co LtdfiledCriticalNEC Corp
Priority to JP2125977ApriorityCriticalpatent/JPS53106154A/en
Publication of JPS53106154ApublicationCriticalpatent/JPS53106154A/en
PURPOSE:To make easy production of a device for controlling ropagation direction of light wave in light wave-guide at low cost and lower driving voltage to several volts or lower without restriction as to the material for light wave-guide by utilizing torsional Nematic effect of liquid crystal.
JP2125977A1977-02-281977-02-28Light controlling device using liquid crystal
PendingJPS53106154A
(en)