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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo 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 Sanyo Electric Co LtdfiledCriticalSanyo Electric Co Ltd
Priority to JP59074665ApriorityCriticalpatent/JPS59230127A/ja
Publication of JPS59230127ApublicationCriticalpatent/JPS59230127A/ja
Publication of JPH037890B2publicationCriticalpatent/JPH037890B2/ja
G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
G01J5/02—Constructional details
G01J5/08—Optical arrangements
G01J5/0803—Arrangements for time-dependent attenuation of radiation signals
G01J5/0805—Means for chopping radiation
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Spectroscopy & Molecular Physics
(AREA)
Photometry And Measurement Of Optical Pulse Characteristics
(AREA)