Variable axis stigmator
Variable axis stigmator
Variable bar display tube using insulated electrodes
Variable brightness light display apparatus
Variable capacitor with very fine resolution
Variable chopped input dimmable electronic ballast
Variable color complementary display device
Variable color discharge device
Variable color discharge lamp
Variable color light emitting diode
Variable color lighting device
Variable color luminaire
Variable color temperature fluorescent lamp
Variable color-output strobe
Variable color-output strobe for photographic apparatus
Variable control, current sensing ballast
Variable control, current sensing ballast
Variable coupling resistance delay line for crossed field tube
Variable duty cycle lamp circuit
Variable effect light string