The utility model discloses a light source system and lighting device, first luminous subsystem includes the laser lamp -house array, set up the wavelength converters in the light -emitting light path of laser lamp -house array, wavelength converters includes at least one wavelength transition zone, the luminous subsystem of second is including setting up the LED array in wavelength converters's light -emitting light path, and the light emitting area of a LED array deviates from wavelength converters, and a LED array including one with the first logical unthreaded hole of wavelength converters's light -emitting light path coincidence, light source plastic subsystem is including setting up the total mark battery of lens in the light -emitting light path of a LED array, set up a collector lens who deviates from LED array one side in the total mark battery of lens, set up the movable beam condensing unit that deviates from total mark battery of lens one side in a collector lens, movable beam condensing unit can the immigration or is shifted out a collector lens's light -emitting light path, has improved luminous flux output, and has switched over the size of light source system's light -emitting facula.