专利名称:Method and apparatus for measuring the
surface of an object
发明人:Rainer Haberl,Kurt Mravlag申请号:US06/010743申请日:19790209公开号:US04264208A公开日:19810428
摘要:An optical system focuses a laser beam emanating from a laser onto a surfaceof an object, such as a circumferential surface of the object to be measured. The lightbeam is reflected from the object, so as to form a generally focused light spot; theintensity of the light spot, which depends on the distance of the surface from the opticalsystem, is measured, and the measurement results are displayed and/or utilized forcontrolling the dimensions of the object, if the object is an elongated article, and iscontinuously produced, generally in a direction transverse to its cross-section.
申请人:SEMPERIT AKTIENGESELLSCHAFT
代理人:Ernest F. Marmorek
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