Disclosed embodiments relate to a combination axial fan and LED lighting system configured to fit into the footprint of a standard ceiling tile. Disclosed embodiments further include ceiling tiles with a built-in fan and/or LED lighting. The disclosed systems may include a housing container and an axial fan. The fan has a fan cavity including air diversion mechanism to direct air from the fan cavity toward the lighting and fan components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. Moreover, disclosed embodiments include one or more UV light sources which irradiate contaminants as air flows through the ceiling tile.

An illumination device (100) provided with a support structure (10), an array of a plurality of spatially separated solid state lighting elements (11) mounted on a first side of the support structure (10), as well as an optical element (12) made from a light diffusing material for diffusing light emitted by the array of the plurality of spatially separated solid state lighting elements (11), the optical element (12) being mounted on the first side of the support structure and provided with a pattern formed of an array of a plurality of recessed portions (120) and an array of a plurality of elevated portions (122).

A sorting system including a plurality of sorter light boxes, a hub, and a controller. The plurality of sorter light boxes may each be configured to be mounted to a respective shelf, and may each configured to be coupled to another one of the sorter light boxes to create a chain of sorter light boxes. The hub may be configured to be coupled to a first sorter light box in the chain of sorter light boxes. The hub may also be configured to operate as a concentrator of control signals and power for the sorter light boxes. The controller may be configured to be coupled to the hub and may be configured generate control signals for the sorter light boxes.

A light-emitting module includes: first and second light-emitting devices each including semiconductor laser elements that emit laser beams with an interval in a slow axis direction of the laser beams; a first optical unit that includes one or more first reflective members provided with reflective surfaces on which laser beams are incident and that makes the interval of the laser beams smaller and emits the laser beams; a second optical unit that includes second reflective members provided with reflective surfaces on which laser beams are incident and that reflects, two times or more, laser beams emitted with an interval in a fast axis direction and emits the laser beams with a smaller interval and with a smaller width in the fast axis direction of the laser beams; and a condenser lens that gathers laser beams having traveled through the first optical unit and the second optical unit.

An integrated injection-molded light includes a light source module and a power supply module. The light source module includes a case with a sealed cavity, a circuit board located in the sealed cavity, and illuminants and electronic components arranged on the circuit board. The power supply module includes a line tube, and a power supply line fixed in the line tube and electrically connected to the circuit board. The manufacturing method includes: electrically connecting the power supply line and the circuit board via a connecting conductive wire; and forming, through injection molding, the line tube that wraps around the power supply line and the case in which the circuit board, illuminants and electronic components are sealed. The case enclosing the circuit board, illuminants and electronic components and the line tube enclosing the power supply line are formed integrally through injection molding. Thus, the light is water-proof.

An LED lighting device includes a seat, an optical assembly and a light source. The seat has a baseplate and a sidewall. A chamber is formed between the baseplate and the sidewall. The optical assembly completely covers a light-emitting side of the LED lighting device. The light source is disposed in the chamber of the seat and includes multiple LED arrays. Each LED array includes an LED chip. The optical assembly includes an optical unit. The optical unit includes multiple first optical members and multiple second optical members corresponding to the first optical members. The LED arrays correspond to the first optical members. Each first optical member possesses an effect of light diffusion resulting from its own material property. Each second optical member includes one or more sets of optical walls. Each set of optical walls surrounds one of the first optical members.

A vehicle headlight device includes: a sensor acquiring information on an object in front of a host vehicle; a first lighting; a second lighting including a laser light, a movable mirror element reflecting the laser light, and an actuator driving the movable mirror element; and at least one processor that controls a light distribution pattern formed by the first lighting such that an irradiation suppressed site where the irradiation by the first lighting is reduced is included in a dark region where the irradiation by the first lighting is reduced, the irradiation suppressed site including at least a part of an irradiation suppression target object, set a laser light distribution pattern in a region not including the irradiation suppressed site and included in the dark region, and control the actuator such that the laser light is reflected in the laser light distribution pattern.

A light emitting diode (LED) module for a light fixture includes a substrate with an upper surface and a lower surface. Various pressure multiplying pads are integrally connected to the lower surface, and each pressure multiplying pad extends away from the lower surface. LEDs are attached to the upper surface, along with a set of conductive lines so that each conductive line electrically connects a corresponding LED to a power inputs. Each of the pressure multiplying pads may be positioned opposite a corresponding LED. A flexible lens cover may cover the upper surface and the LEDs, while leaving the lower surface and pressure multiplying pads exposed so that the pads can contact a heat sink of the light fixture.

The present disclosure discloses an illumination device, including a first lamp body; a driving power supply component received in the first lamp body; a connecting element assembled into the first lamp body; a second lamp body connected to the connecting element and rotatable with respect to the first lamp body; a light source component received in the second lamp body; a second light distribution element received in the second lamp body and configured to perform a secondary light distribution to a part of light emitted from the light source component; and a first light distribution element disposed on the first lamp body and configured to perform a secondary light distribution to a second part of the light emitted from the light source component.

A lighting apparatus is provided. The lighting apparatus includes a first light source module and a second light source module surrounding the first light source module. A half beam angle of the first light source module is smaller than a half beam angle of the second light source module. A correlated color temperature of light from the first light source module is higher than a correlated color temperature of light from the second light source module.