Lens system for optic temperature sensor
Lens system for photodetectors
Level
Level indicator for a liquid in a container
Level measurement device
Level measuring instrument having a staff with light-emitting el
Level sensor for an air-spring shock absorber
Level-shift and pulse shaping circuitry
Lidar scanning system
Lift detection adapted for navigation on a transparent...
Light activated switch system having high di/dt capability
Light admitting means for photocell-controlled lighting fixture
Light amplitude control system for position and motion transduce
Light aperture for a lenslet-photodetector array
Light assisted keyboard for mobile communication device
Light attenuation motion transducer wherein two fiber optic cabl
Light attenuation sensing apparatus for measuring physical param
Light barrier apparatus for monitoring doorways
Light barrier grid with electrically decoupled emitters and dete
Light barrier having multiplexer for actuating transceiver pairs