Have you noticed glowing blue-blue headlights along the road recently? These are LED. Headlights have advanced since their initial introduction back in 1920’s. Headlights are an essential feature for every driver. They have evolved in the past with the advancement of technology. The incandescent bulb that was initially unreliable headlight bulb has evolved into an energy-efficient LED bulb. SEALIGHT, as a professional automotive lighting brand, is dedicated to developing personalized, high-quality solutions based on its cutting-edge technology and in-house R&D expertise. It is producing a variety of headlights like H11 9005, HB3 LED bulb, 9007 LED bulb, and H11 LED headlight bulb giving your vehicle an elegant look.
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Incandescent Bulbs
These were the first devices to be utilized. They were not reliable, particularly in the wet season. Quality of the light they produced was not great, and it required much energy. Cadillac is the very first firm to produce high-quality incandesce headlights. It was the 1920’s.
Halogen headlights
In 1962, the incandescent bulbs were upgraded to Halogen headlights. They borrowed heavily from their predecessors, but they were distinct in that they employed the tungsten filament in conjunction with metallic backdrop that reflected light. This was a technological breakthrough in the auto industry. The halogen type is brighter and covered a wider area is compared to incandescent bulbs.
Xenon headlights
In 1991, the xenon-based ones replaced the headlights made of halogens. They are also known by the name of high-intensity discharge lights. In addition, technology played a significant role in the improving the quality of headlights. HID make use of two electrodes that create an arc with xenon gases and electricity to produce the most brilliant light to the light emitted by halogens’. The BMW was the main driver behind this upgrade that was launched in the BMW 7 Series.
LED
The most recent technology has played a part in the continuous advancement of headlights. Additional factors have been included. The LED commonly referred to as light emitting diodes is the most recent technological advancement. They are more powerful than HID lights. They have not merged too much with HID. They also utilize electrons to produce light with a substance that is semiconductor. Utilizing this method it emits more light than heat and is being referred to as an energy-efficient lighting system. The estimated lifespan is around eight years.
In simple terms, the headlights are constantly evolving according to the latest technology that is in use. However, the latest technologies are more appealing than practical. Since the advent of the HID kind, the world can be able to function with less hassle during the night.