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.)
Nippon Steel Nisshin Co Ltd
Original Assignee
Nisshin Steel 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 Nisshin Steel Co LtdfiledCriticalNisshin Steel Co Ltd
Priority to JP5112281ApriorityCriticalpatent/JPS57166502A/en
Publication of JPS57166502ApublicationCriticalpatent/JPS57166502A/en
Publication of JPS6258442B2publicationCriticalpatent/JPS6258442B2/ja
G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
G01B11/00—Measuring arrangements characterised by the use of optical techniques
G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
G01B11/046—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring width
DEVICE FOR DETERMINING A HORIZONTAL ANGLE RANGE FOR BERBAR OPTICAL MALING DISTANCE MEASURERS, SEPARATED WITH OPTICAL REPRODUCTION BY MEASUREMENT OF AN ELECTRONIC SEMICONDUCTOR DEVICE