Absolute distance measurement is a field of research with a large variety of applications.
Laser triangulation is a well-tested and developed technique using geometric relations to …

Directional dithering of a laser beam potentially limits the detection accuracy of a laser
triangulation displacement probe. A theoretical analysis indicates that the measurement …

As the CMOS active pixel sensor evolves, its weaknesses are being overcome and its
strengths start to surpass that of the charge-coupled device. This thesis discusses two novel …

摘要激光光源的方向抖动是激光三角位移传感器测量误差的重要来源. 为了抑制光源光束抖动,
设计了一种基于差分成像的激光光束指向控制装置. 该装置由一个准直激光器和两个接收透镜组 …

Die Lasertriangulation ist eine häufig verwendete Messmethode in der Industrie. Die hohe
Anfälligkeit gegenüber Störungen, wie zum Beispiel der Verschiebung von Komponenten …

Abstract The Fault Tolerant Active Pixel Sensor (FTAPS) corrects for defects by operating
two pixel halves in parallel and retaining half sensitivity when affected by a point defect …

Directional dithering of a laser beam potentially limits the detection accuracy of a laser
triangulation displacement probe. A theoretical analysis indicates that the measurement …