Abstract: A lighting device including a lamp and a reflector is provided. The reflector is located in a light emitting direction of the lamp and disposed farther away from the lamp for reflecting a light emitted from the lamp. The reflector includes at least one reflective sheet and a coating partially formed on the at least one reflective sheet.

Abstract: A light source module including a substrate, an LED package, an optical cover, and at least one packing layer is provided. The LED package is disposed on the substrate and includes an encapsulant. The optical cover is disposed above the LED package. The at least one packing layer is filled between the LED package and the optical cover.

Abstract: A lampshade including a frame and an optical function plate is provided. The frame includes an assembly portion. The optical function plate is detachably disposed to the frame through the assembly portion. Furthermore, a lamp including the above-mentioned lampshade is also provided.

Abstract: A lighting device including a lamp and a reflector is provided. The reflector is located in a light emitting direction of the lamp and disposed farther away from the lamp for reflecting a light emitted from the lamp. The reflector includes at least one reflective sheet and a coating partially formed on the at least one reflective sheet.

Abstract: A light-emitting device including a lamp cover, a transparent front cover, a light-emitting element, a radiation layer and a reflective layer is provided. The transparent front cover and the lamp cover are combined together and form a cavity therein. The light-emitting element is disposed on the lamp cover and located within the cavity. The light-emitting element is used for emitting a light towards the transparent front cover. The radiation layer is formed on the lamp cover and the reflective layer is formed on the radiation layer.

Abstract: An illumination device including a lamp and a light pole is provided. The lamp has a first assembling structure. The light pole has a second assembling structure. When the lamp moves closer to the light pole, the first assembling structure and the second assembling structure are automatically locked together by transmitting and receiving a signal. In addition, an installing method of an illumination device is also provided.

Abstract: A novel emergency traffic controller for emergency vehicles and a controlling method thereof are provided. The emergency traffic controller includes an emergency controlling unit, a target redirection unit and a source selection unit. The emergency controlling unit is used for receiving an emergency message and outputting a switching signal according to the emergency message. The target redirection unit is electrically coupled to an existing traffic light controller and the emergency controlling unit. The source selection unit is electrically coupled to the traffic light controller. The target redirection unit is used for receiving a lighting signal from the existing traffic light controller through the source selection unit and working with the emergency controlling unit to transmit the lighting signal to one of a plurality of traffic light signs according to the switching signal.

Abstract: A light source module including a light emitting element, a tunable-focal length lens and a controller is provided. The light emitting element is configured to emit a light beam. The tunable-focal length lens is disposed on a transmission path of the light beam. The controller is coupled to the tunable-focal length lens, and adjusts a characteristic of the tunable-focal length lens in a first status and a second status.

Abstract: An illumination device including a lamp and a light pole is provided. The lamp has a first assembling structure. The light pole has a second assembling structure. When the lamp moves closer to the light pole, the first assembling structure and the second assembling structure are automatically locked together by transmitting and receiving a signal. In addition, an installing method of an illumination device is also provided.

Abstract: An optical module including a light guide plate and at least one secondary optical element is provided. The light guide plate has a first surface, a second surface opposite to the first surface, and a third surface connected between the first surface and the second surface. The at least one secondary optical element is disposed with the light guide plate and has a light entering surface and a light exit surface, wherein the light entering surface is connected to the first surface and forms a containing recess, and the light exit surface is connected to the second surface and protrudes from the second surface of the light guide plate. Besides, an illumination apparatus is also provided.

Abstract: A light source module including a light emitting element, a tunable-focal length lens and a controller is provided. The light emitting element is configured to emit a light beam. The tunable-focal length lens is disposed on a transmission path of the light beam. The controller is coupled to the tunable-focal length lens, and adjusts a characteristic of the tunable-focal length lens in a first status and a second status.

Abstract: A pole fixing structure for fixing a lamp is provided. The pole fixing structure includes a multi-axial adapter and a positioning structure. The multi-axial adapter includes a fixed seat, a movable seat and a steering member. The fixed seat has first and second axial pole inserting holes. The movable seat has first and second size openings. The first size opening corresponds to the first axial pole inserting hole. The steering member is disposed on the movable seat in the first axis, wherein the movable seat rotates around the steering member with respect to the fixed seat, so that the second size opening corresponds to the second axial pole inserting hole. The positioning structure is disposed on the multi-axial adapter for fixing the first axial pole in the first size opening or fixing the second axial pole in the second size opening.

Abstract: A light source module including a substrate, an LED package, an optical cover, and at least one packing layer is provided. The LED package is disposed on the substrate and includes an encapsulant. The optical cover is disposed above the LED package. The at least one packing layer is filled between the LED package and the optical cover.

Abstract: A lampshade including a frame and an optical function plate is provided. The frame includes an assembly portion. The optical function plate is detachably disposed to the frame through the assembly portion. Furthermore, a lamp including the above-mentioned lampshade is also provided.

Abstract: A light-emitting device including a lamp cover, a transparent front cover, a light-emitting element, a radiation layer and a reflective layer is provided. The transparent front cover and the lamp cover are combined together and form a cavity therein. The light-emitting element is disposed on the lamp cover and located within the cavity. The light-emitting element is used for emitting a light towards the transparent front cover. The radiation layer is formed on the lamp cover and the reflective layer is formed on the radiation layer.

Abstract: A lighting assembly is assembled on a light pole. The lighting assembly comprises a lighting portion, an assembling portion, a first fixing member and a second fixing member. The lighting portion has a light-output surface. The assembling portion is connected to the lighting portion, and the assembling portion has a holder. The holder is configured to hold a free end of the light pole, and inner diameters of the holder gradually decrease from an outer end surface to the lighting portion, such that the free end abuts an inner wall of the holder. The first fixing member passes through a through-hole of a first side of the holder; the second fixing member passes through a through-hole of a second side of the holder, wherein the second side is opposite to the first side.

Abstract: An illumination system and an illumination method thereof are provided. An environmental condition of a position of an illumination apparatus is detected, so as to produce an environmental information. A corresponding illumination result prediction model is selected according to a first environmental information. An illumination character of an illumination light is adjusted according to the illumination result prediction model and the first environmental information.

Abstract: A light-emitting device includes an autotransformer, a circuit module and a light-emitting module. The autotransformer includes a first positive conductive wire for receiving a first input voltage within a first predetermined voltage range, a second positive conductive wire for receiving a second input voltage within a second predetermined voltage range, and a common negative conductive wire electrically mated to the first positive conductive wire and the second positive conductive wire. The first predetermined voltage range is larger than the second predetermined voltage range. The circuit module includes a driver electrically connected to the autotransformer, and a predetermined operating voltage value for driving the driver is substantially within the second predetermined voltage range. The light-emitting module is electrically connected to the driver.

Abstract: A light emitting device comprises a housing and a LED module. The housing comprises a first part and a second part connecting the first part, wherein the first part comprises a first side, a second side and a middle portion connecting the first side and the second side, and a thickness of the first side and a thickness of the second side are thinner than that of the middle portion. The LED module is disposed on the housing for emitting light.

Abstract: A lighting assembly is assembled on a light pole. The lighting assembly comprises a lighting portion, an assembling portion, a first fixing member and a second fixing member. The lighting portion has a light-output surface. The assembling portion is connected to the lighting portion, and the assembling portion has a holder. The holder is configured to hold a free end of the light pole, and inner diameters of the holder gradually decrease from an outer end surface to the lighting portion, such that the free end abuts an inner wall of the holder. The first fixing member passes through a through-hole of a first side of the holder; the second fixing member passes through a through-hole of a second side of the holder, wherein the second side is opposite to the first side.