Subjects: *STORAGE batteries; *LIGHTING; LIGHT sources
Record details
Subjects: *ENERGY industries; LIGHT sources; ULTRAVIOLET lamps
Subjects: *LIGHTING; SUNSHINE; LIGHT sources
Subjects: LIGHT sources; WAVELENGTH measurement; INCANDESCENT lamps
Subjects: LIGHT sources; LIGHT intensity; PASSIVE components
Subjects: PHOTONS; LIGHT sources
Subjects: *INDUSTRIAL research; LIGHT sources
Subjects: LIGHT emitting diodes; LIGHT sourcesAMA Research Ltd.
Subjects: *LIGHTING; *PRICES; *IMPORTSUNITED Kingdom