Optical smoke detector with scattered light collecting elements

Optical smoke detectors

Optical system for ceiling mounted passive infrared sensor

Optical system for measuring linear or angular displacements

Optical systems for optical encoders

Optical telemetry for aluminium reduction plant bridge cranes

Optical traffic control system with burst mode light emitter

Optical traffic preemption detector

Optical traffic preemption detector circuitry

Optical transducer for detecting the angular position of a...

Optical valve position sensor system

Optically biased smoke detector

Optically multiplexed encoder system

Optics for infrared intrusion detector

Opto-electronic security fence

Optoelectronic device assembly mounted to bathroom equipment

Optoelectronic displacement sensor

Orientation line in an endless travelling web

Orientation sensing device

Overhead warning device