Abstract: An LED device is disclosed. The LED device includes a full bridge rectifier electrically coupled to connectors for receiving an AC voltage from an AC power source. The full bridge rectifier rectifies the AC voltage from the AC power source and produces a DC voltage. The LED device also includes a first LED circuit and a second LED circuit that are electrically coupled to the full bridge rectifier for receiving the DC voltage. The first LED circuit comprises at least two LEDs and a first current limiting device and the second LED circuit comprises at least two LEDs and a second current limiting device. The first current limiting device has a first current limiting value and the second current limiting device has a different, second current limiting value such that light emitted from the first LED circuit has a different color than light emitted from the second LED circuit.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes an LED circuit having at least two LEDs connected in series that emit a color temperature of white light. The example LED lighting device also includes a switch configured to be manually switched by a user to change the color temperature of white light that is emitted from the LED circuit. Switching the switch changes the color temperature of light emitted from the LED circuit by dimming or increasing a brightness of the at least two LEDs.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit each include LEDs connected in series. The LEDs in the first LED circuit emit a different color of light than the LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit.

Abstract: Medicinal eyewear and optical devices are disclosed. A wearable eyewear device includes a lens and a passive light conversion material integrated within at least a portion of the lens. The passive light conversion material is configured to absorb ambient wavelengths of light from at least one of sunlight or artificial light sources and convert at least a portion of the absorbed ambient light into at least one therapeutic wavelength of photobiomodulation (“PBM”) light within a range of 600 nm to 1200 nm. The lens is configured to direct the PBM light toward the user's eye.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes a first LED circuit having at least two LEDs connected in series and a second LED circuit having at least two LEDs connected in series. The LED lighting device also includes a switch having user selectable positions for providing user control to change a brightness of light that is emitted by the LED lighting device by individually selecting the first LED circuit and the second LED circuit.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit each include LEDs connected in series. The LEDs in the first LED circuit emit a different color of light than the LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit, and switch at least one of the first LED circuit and the at least one additional LED circuit on or off.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. First and second LED circuits are mounted on the printed circuit board. The first LED circuit is configured to emit a first color temperature of white light when receiving power from a driver circuit and the second LED circuit is configured to emit a second color temperature of white light when receiving the power from the driver circuit. The second color temperature of white light emitted from the second LED circuit is different than the first color temperature of white light emitted from the first LED circuit.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes a first LED circuit having at least two LEDs connected in series and a second LED circuit having at least two LEDs connected in series. The LED lighting device also includes a switch having user selectable positions for providing user control to change a brightness of light that is emitted by the LED lighting device by individually selecting the first LED circuit and the second LED circuit.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. First and second LED circuits and respective first and second driver circuit are mounted on the printed circuit board. The first LED circuit is configured to emit a first color temperature of white light when receiving power from the first driver circuit and the second LED circuit is configured to emit a second color temperature of white light when receiving the power from the second driver circuit. The second color temperature of white light emitted from the second LED circuit is different than the first color temperature of white light emitted from the first LED circuit.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes a first LED circuit having at least two phosphor coated LEDs connected in series and at least one additional LED circuit having at least two phosphor coated LEDs connected in series. The LED lighting device also includes a switch having user selectable positions for providing user control to select DC voltage level options to change a DC voltage level that is delivered to at least one of the first LED circuit or the at least one additional LED circuit. One user selectable position decreases a brightness level individually of the first LED circuit and the at least one additional LED circuit. Another user selectable position individually disconnects the first LED circuit and the at least one additional LED circuit from a mains power source.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes at least one resistor provided in series with the plurality of phosphor coated LEDs.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes an LED circuit having at least two LEDs connected in series that emit a color temperature of white light. The example LED lighting device also includes a switch configured to be manually switched by a user to change the color temperature of white light that is emitted from the LED circuit. Switching the switch changes the color temperature of light emitted from the LED circuit by dimming or increasing a brightness of the at least two LEDs.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing including a reflective material or coating, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes a circuit configured to electrically decouple the driver after detecting the output voltage of the driver is outside a predetermined voltage range.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes at least one LED circuit having at least two LEDs, where an LED of the at least two LEDs is configured to emit a different color temperature of white light than at least one other LED of the at least two LEDs. The example LED lighting device also includes a switch directly connected to the at least one LED circuit and configured to be manually switched by a user to change the color temperature of white light that is emitted from the at least one LED circuit. Switching the switch changes the color temperature of light emitted from the at least one LED circuit by dimming or increasing a brightness of the LED that is configured to emit the different color temperature of white light than the at least one other LED of the at least two LEDs.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. First and second LED circuits and respective first and second driver circuit are mounted on the printed circuit board. The first LED circuit is configured to emit a first color temperature of white light when receiving power from the first driver circuit and the second LED circuit is configured to emit a second color temperature of white light when receiving the power from the second driver circuit. The second color temperature of white light emitted from the second LED circuit is different than the first color temperature of white light emitted from the first LED circuit.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit each include LEDs connected in series. The LEDs in the first LED circuit emit a different color of light than the LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit, and switch at least one of the first LED circuit and the at least one additional LED circuit on or off.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing including a reflective material or coating, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes a circuit configured to electrically decouple the driver after detecting the output voltage of the driver is outside a predetermined voltage range.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. At least one LED circuit and a driver circuit are mounted on the printed circuit board. The at least one LED circuit has a plurality of phosphor coated LEDs. The driver circuit includes at least one bridge rectifier. The lighting device also includes a fixture including a lens. The lighting device further includes a first power connection lead connected to a first input of the bridge rectifier and a second power connection lead connected to a second input of the bridge rectifier.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit include at least two phosphor coated discretely packaged LEDs connected in series. The phosphor coated discretely packaged LEDs in the first LED circuit emit a different color of light than the phosphor coated discretely packaged LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit, or switch at least one of the first LED circuit and the at least one additional LED circuit on or off.

Abstract: A lighting system is disclosed. An example lighting system includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting system also includes a driver including at least one bridge rectifier and at least one capacitor, a housing including a heat sinking material, and at least two connectors. One of the at least two connectors is adaptable to be connected to the driver and another one of the at least two connectors is adaptable to be connected to an AC power source. The driver is configured to receive an AC voltage from the AC power source and provide a voltage and a current to the at least one LED circuit. Additionally, the driver and the at least one LED circuit are mounted to the housing.