stroboscopic flash source

source range detector

infrared point source guidance

Infrared Beacon Source

far-infrared source detector

Infrared light source

infrared radiation source

infrared source

optical light source and detector

infrared optical source

241Am smoke detector source

field infrared source

~(241)Am smoke detector source

linear light source of the near infrared

Infrared Radiant Source

detector with internal gas source

area source infrared decoy

GaAs spontaneous infrared source

fluorescent source non-dispersive infrared gas analyzer