| 摘要 |
A strip monitoring apparatus and more particularly to apparatus for continuous precision measuring of the width of a strip and for detecting faults, such as splits in the edge of the strip. The apparatus for monitoring a strip comprises a light source, at least one light guide member for conducting light from said light source to a surface in the area of an edge of a strip of material, a corresponding guide member arranged to receive light from said one guide member and means for recording and interpreting light received from said corresponding guide member.
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