Led filament arrangement comprising individually controlled leds

A light emitting diode, LED, filament arrangement, configured to emit LED filament arrangement light, comprising:

• at least one first LED filament, configured to emit white LED filament light, comprising
• a first elongated carrier,
• at least one first array of a plurality of first LEDs arranged on the first elongated carrier, wherein the plurality of first LEDs is configured to emit first LED light,
• at least one first encapsulant at least partially enclosing the first elongated carrier and at least partially enclosing the at least one first array of the plurality of first LEDs, wherein the at least one first encapsulant comprises a first luminescent material configured to at least partly convert the emitted first LED light into first converted light, wherein the emitted white LED filament light comprises (i) the first converted light or (ii) the first converted light and the emitted first LED light,
• at least one second LED filament, configured to emit second LED filament light, comprising
• a second elongated carrier,
• at least one second array of a plurality of second LEDs arranged on the second elongated carrier, wherein the plurality of second LEDs is configured to emit second LED light, wherein the emitted second LED light is cyan light having a cyan dominant peak wavelength, λ, in a wavelength range of 470-520 nm, wherein the emitted second LED filament light comprises the emitted second LED light,
• wherein any LED filament of the at least one first LED filament is arranged at at least a distance, D, from any LED filament of the at least one second LED filament, and a controller coupled to the at least one first array of the plurality of first LEDs and the at least one second array of the plurality of second LEDs, wherein the controller is configured to individually control the at least one first array of the plurality of first LEDs and the at least one second array of the plurality of second LEDs;
• wherein at least 80% of the total luminous flux of the emitted second LED filament light is in a wavelength range above 480 nm;
• and
• wherein the first luminescent material comprises a phosphor of the type M′xM2-2xAX6 doped with tetravalent manganese, wherein M′ comprises an alkaline earth cation, wherein M comprises an alkaline cation, and x is in the range of 0-1, wherein A comprises a tetravalent cation, and wherein X comprises a monovalent anion, at least comprising fluorine.