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Field-proven lighting and LED application know-how — from industrial plants to LED chip-level design.
Specifications, datasheets, design guides and support documents for QUEENDOM LED products.
With people's pursuit of green environmental protection and efficient energy conservation, high power LEDs has become a [...]
PCR optics LED lens tube is a high-performance optical component, which can be widely used [...]
Also known as a curing lamp or an ultraviolet lamp, and a lamp that emits [...]
Introduction UV LEDs are light-emitting diodes that emit ultraviolet light. These devices have a wide [...]
A 7-segment display is an electronic device that can be used to display numbers and [...]
SMD LED (Surface-mounted devices) is a led chip mounted on the surface of a PCB [...]
Infrared light-emitting diode is a diode that emits infrared rays, and is usually used in [...]
High-power LEDs refer to light-emitting diodes with high rated working power. The power of ordinary [...]
Ultraviolet light, also known as a UV Light, is a light source used for disinfection [...]
LED Car lights refer to devices that use the principle of electroluminescence to convert electrical energy [...]
Through-hole LED are light emitting diode that attach to the circuit board using two long [...]
Displays, also known as Nixie tubes, are electronic devices that display numbers and other information. [...]
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