ApplicationAutomation NotebookDiscrete SensingFYIIssue 3 – 2005Learning ResourcesNotebook IssueProductTest and Measurement
New Spherical Optics Technology for Sensing in Small Areas
The Challenge Diffuse sensors enjoy great popularity with users. With diffuse sensors, pulsed light from an emitting diode falls on an object of any shape or color and is reflected in a diffuse manner to a light-receiver, which is located in the same device (fig.1). If the intensity of the received light is sufficient, the…