A method of manufacturing a treated sheet includes preparing a resin layer composite including a resin sheet and a thermoplastic resin layer supported on one surface of the resin sheet, applying a dispersion liquid including a powdery thermoplastic resin raw material onto a surface of the thermoplastic resin layer opposite to the resin sheet, and fusing the thermoplastic resin raw material to the thermoplastic resin layer by irradiating, with light from a flash lamp, a coating of the thermoplastic resin raw material formed in the applying step. The thermoplastic resin raw material has a melting point higher than the glass transition point of a resin that is a primary material of the resin sheet.

A light source module includes at least one light source, and a body supporting the light source. The body includes a heat sink supporting the light source on a top surface thereof, the heat sink absorbing heat from the light source and dissipating the heat to the outside, an insulating layer provided on at least one surface of the heat sink, the insulating layer having electrical insulating properties, and a conductive layer provided on the insulating layer. The conductive layer includes connection regions through which electric current is supplied to the light source, and a light source region disposed between the connection regions, the light source region having the light source mounted therein. A protective layer is stacked in the connection region. Accordingly, it is possible to obtain effects such as rapid fabrication processes, inexpensive fabrication cost, facilitation of mass production, improvement of product yield, protection of a conductive material, improvement of the lifespan of products, and enhancement of the stability of products.

A light source module includes at least one light source emitting light, and a body supporting the light source. The body includes a heat sink supporting the light source on a top surface thereof, an electrical insulating part provided on the heat sink, and a plating part provided on the insulating part. The plating part includes a contact heat dissipation part contacting a portion of a bottom surface of the light source to receive heat generated from the light source, and a diffusion heat dissipation part connected to the contact heat dissipation part for receiving heat from the contact heat dissipation part to discharge the heat to the heat sink. Accordingly, quick heat dissipation is performed.

A light source module includes a light source for emitting light, and a heat sink for absorbing heat from the light source and dissipating the heat to the outside. The heat sink includes a mounting part for attaching the light source, and a heat dissipation fin for absorbing heat generated by the light source and dissipating the heat to the outside. An electrical insulating layer is provided on at least one surface of the heat sink, and an electrically conductive layer is provided in the insulating layer. The electrically conductive layer provides a path through which electric current is applied to the light source. A lens cover is provided over the light source.

A light source module includes at least one light source emitting light, and a body supporting the light source. The body includes a heat sink absorbing heat from the light source and dissipating the heat to the outside, an insulating layer having electrical insulating properties, the insulating layer being provided on at least one surface of the heat sink, and a conductive layer provided on the insulating layer to enable electric current to flow therein. The conductive layer includes an electrically conductive layer providing a path region in which electric current is applied to the light source, and a heat dissipation conductive layer diffusing generated by the light source. Accordingly, it is possible to obtain effects such as rapid fabrication processes, inexpensive fabrication cost, facilitation of mass production, improvement of product yield, and promotion of heat dissipation. Furthermore, it is possible to obtain various effects that can be understood through configurations described in embodiments.

A light source module includes at least one light source, and a body supporting the light source. The body includes a heat sink supporting the light source on a top surface thereof, the heat sink absorbing heat from the light source and dissipating the heat to the outside, an insulating layer provided on at least one surface of the heat sink, the insulating layer having electrical insulating properties, and a conductive layer provided on the insulating layer. The conductive layer includes connection regions through which electric current is supplied to the light source, and a light source region disposed between the connection regions, the light source region having the light source mounted therein. A protective layer is stacked in the connection region. Accordingly, it is possible to obtain effects such as rapid fabrication processes, inexpensive fabrication cost, facilitation of mass production, improvement of product yield, protection of a conductive material, improvement of the lifespan of products, and enhancement of the stability of products.