Abstract: A lighting apparatus using microwave energy comprises, a magnetron disposed inside a casing, for generating microwave energy; a waveguide for guiding microwave energy; a resonator providing a resonant region in which the microwave energy is resonated; a bulb disposed inside the resonator, and filled with a material which emits light, when excited by the microwave energy; and a rear mirror integrally fixed to a rear of the bulb, for forwardly reflecting light which is rearward emitted from the bulb.

Abstract: A lighting apparatus using microwave energy comprises, a magnetron disposed inside a casing, for generating microwave energy; a waveguide for guiding microwave energy; a resonator providing a resonant region in which the microwave energy is resonated; a bulb disposed inside the resonator, and filled with a material which emits light, when excited by the microwave energy; and a rear mirror integrally fixed to a rear of the bulb, for forwardly reflecting light which is rearward emitted from the bulb.

Abstract: A method for manufacturing a mesh screen of an electrodeless lighting system, capable of intercepting microwave and passing light generated in a bulb, including a mesh screen forming step for forming a mesh screen to have a mesh structure, a first plating step for plating first metal substance on the surface of the mesh screen, a vacuum heat-treating step for vacuum-heat-treating the mesh screen under the condition that the temperature is risen to a predetermined degree, a second plating step for plating second metal substance on the surface of the mesh screen and a photocatalytic coating step for coating photocatalytic substance on the surface of the mesh screen, can improve plating characteristic of the mesh screen, strengthen the maintenance strength, lengthen the life span of the mesh screen and improve the optical character.

Abstract: A method for manufacturing a mesh screen of an electrodeless lighting system, capable of intercepting microwave and passing light generated in a bulb, including a mesh screen forming step for forming a mesh screen to have a mesh structure, a first plating step for plating first metal substance on the surface of the mesh screen, a vacuum heat-treating step for vacuum-heat-treating the mesh screen under the condition that the temperature is risen to a predetermined degree, a second plating step for plating second metal substance on the surface of the mesh screen and a photocatalytic coating step for coating photocatalytic substance on the surface of the mesh screen, can improve plating characteristic of the mesh screen, strengthen the maintenance strength, lengthen the life span of the mesh screen and improve the optical character.