A reflective optosensor counts revolutions as the turbine spins in an HVAC duct, and with a little calibration the rig produces good results. The limitations are obvious: duct turbulence ...

[Sebastian] is trying to improve the responsiveness of an electric keyboard. He was unsatisfied with the lack of adequate sensitivity to keystroke. The first step in his process was to measure how ...

New optical sensors feature improved detection capabilities and faster commissioning with innovative Power PinPoint LED technology. The Power PinPoint LED from Leuze emits the maximum light power from ...