LED Lights: The History Plus 4 Things You Need to Know

By tasmor on November 10, 2022

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The word “light” comes from the Latin lumen, which means “ray of light.” This term was first used in 543 AD when Saint Gregory the Great wrote about the sun shining through a window. It led to the development of the scientific study of light.

Light is electromagnetic radiation that stimulates sight and makes things visible—producing photons that are sometimes discernible as waves.

We all need light to help us with our vision. Our primary light source is The Solar System’s Sun, so we only have limited time before night falls. For that reason, humans evolved to make the world a better place to live. Brilliant inventors continue to create fascinating inventions that sustain from generation to generation. It is undeniable that LED Lights are one of the life-changing inventions.

LED Light Definition

LEDs are small electronic components that emit light. You can find it everywhere today. It emits visible radiation when a current passes through it. When currents access through an LED, the electron/hole pairs recombining emit photons.

LEDs allow current to pass in one specific orientation and block current in another.

It depends on the type of semiconductor and the level of doping. When current flows through it, LED emits different colors at different wavelengths. A transparent cover encapsulates the LED to emit light. LED is a semiconducting material that glows when electricity passes through it.

LED Light History

Here’s a little LED history timeline for you and find out who invented the led light bulb.

H. J. Round discovered Electroluminescence in 1907. Oleg allegedly found it in the same year. By the 1920s, Losev researched light-emitting diodes in radio sets. He published an accurate report. Yet, the scientific society did not immediately acknowledge his findings.

Pittman then worked together with James R. Biard. He started working in 1958 and made the first ever modern LED. The discovery involves tunnel diode and Gallium Arsenide, a semi-insulating substrate.

Early low-powered LEDs emitted light in the low, reddish wavelengths of the spectrum.

Infrared LED lights were by James R. Biard and Gary Pittman in 1961, but they didn’t have much significance due to their small size. It didn’t have any practical use by then. So, it hasn’t made a stand in the market though it contributed to the LED history timeline.

After ten years, Nick Holonyak became the ‘Father of Light Emitting Diode.’ He was the one who invented the led light bulb that produces visible red light. Holonyak showed the world his red semiconductor laser and LED. It was a major technological achievement at that time.

Experiments conducted in the early 1990s produced various LED colors. These include orange-red, bright green, and yellow LEDs, among others.

It was Shuji Nakamura who pioneered ultra-bright blue LEDs. Other scientists then produced white LEDs. They did it by coating the blue ones with fluorescent phosphors.

Later, the U. S. Department of Energy furthered its development for residential and commercial use. Since then, China has been investing heavily in LED technology. It was the first country to present a LED Christmas tree at an exhibition in 1998.

You might ask, when did LED lights become popular? It started in 2008 when LED lights became popular in schools, offices, and hospitals. The next year, Philips Lighting introduced the first commercial LED light bulbs. In 2010, the U. S. Department of Energy (DOE) announced $20 million for energy-efficient lighting research.

The invention of the LED has revolutionized the way we live today. The LED has become such an important part of our daily lives that it’s now considered a basic necessity.

LED Light Lifespan

Light-emitting diode (LED) has revolutionized the way people live today. It’s now considered a basic need.

If you’re looking at buying new lighting fixtures, LEDs offer up to 50,000 hours of life. Some models provide up to 100,000 hours. On average, if you used your lighting fixtures for 10 hours daily, they’d last for about 14 years.

LEDs are also more energy efficient than incandescent bulbs. It lasts longer on average too. They’re also far less likely to break or burn out. So it’s great news if you have kids around who play with them.

Your power supply plays a big role in whether your LED bulbs live a little longer. Operating luminaires over their recommended power requirements can shorten their lifespan.

LED bulbs need a dependable power source (usually known as a driver). The driver assists in maximizing the power output and, thus, longevity. It ensures optimal supply energy that controls and regulates the voltage. So, people have always been buying high-quality LED lights. Integrated drivers ensure the most supply of electricity. So, enjoy the benefits of LED lighting!

LED Light Benefits

LEDs represent the latest development in the lightbulb industry. LED lighting technology has huge potential to change the way we light our buildings by significantly cutting down the electricity costs associated with traditional lighting technologies.

  • LED bulbs use 90% less energy than incandescent bulbs or Halogen bulbs. They last up to 10 times longer than their conventional counterparts too.
  • Light Emitting Diodes (LEDs) are much more efficient than other types of lighting.
  • LED Light Bulbs are well known for their durability. On average, an LED fixture lasts for about 50,000 hours. That’s 50x longer than incandescent lights and 4x longer than CFLs.
  • You can get more light out of your LED bulbs than traditional lighting sources. They’re also safer because they don’t contain mercury.

If you’re looking to replace all your existing lighting, LED light technology is your solution. Here’s why:

  • Durable – Materials used in manufacturing these LED lights are eco-friendly and top-quality.
  • Non-Mercurial – Safe for the environment and non-hazardous. LEDs are known as Green Lighting Technology.
  • Non-Heating – The current led light technology is notable for its non-heating mechanism. LED lights use their energy consumption and do not waste them in the form of heat. So LED lights for bedroom are excellent.
  • Strong Illumination – Distributions can fill in a large space with good lighting. Create a more productive environment with its bright white colors.
  • Cost Efficient – You won’t have to change fixtures for a long time. Even if your budget allows for a high-end fixture, LEDs still look good and save you money.
  • Excellent Modifications – Depending on the type, high-power LEDs generate modifiable lights. Great for mood lighting. So if you’re fond of light customization for accent lighting, then LED lights are your best bet.

LED Light Dangers

LED Lights are very cost-efficient from an energy-saving standpoint. But, it still poses a small threat unless handled correctly. In the context of light emissions, LED Lights emit ‘blue light.’ It is because of their relation to the Light Spectrum.

Here are a few caveats you need to know;

  • Toxic Materials - LED light bulbs in their current form have internal components. Lead and Arsenic are dangerous. But unlike CFLs, LED light bulbs are not considered toxic. It’s safe to throw away because they only have low levels of these harmful substances.
  • Cause Eye Fatigue or Damage - Prolonged exposure to blue light can cause eyestrain. It can worsen the damage, too, if you have present eye diseases. It’s essential to avoid exposure to blue light, especially if you’re under thirty.
  • Effects on Sleep Patterns - Blue light triggers the receptor in your eyes responsible for starting your melatonin production.

Melatonin is the hormone of the body that is responsible for your sleep cycles. Melanopsin is super sensitive to blue light radiation. When it absorbs blue light emissions, it prevents melatonin production.

It will make you alert and awake, even when your body is exhausted. Devices emit a significant amount of blue light. It triggers the suppression of melatonin–your sleep hormones.

You’ll have a risk of illnesses developing. Melatonin suppression is beneficial during the day. Yet, it is detrimental when it occurs during the night and if repetition is often. Our bodies sleep during the night. This condition is why people who work at night risk developing chronic illnesses.

There’s some truth to blue light-emitting LED lights and screens causing health issues. But of course, there are obvious measures to mitigate them, so let’s not get too worried.

Work with a LED lights specialist so you can get lights that are safe for you. Ensure the right color temperatures, Kelvin values, power watts, and more.

LED Light Use

  • LED lights are very efficient and directional in control. This makes them ideal for many industrial applications. These are common to LED street lamps, garage light fixtures, and sidewalks. Pathway light fixtures, refrigerated cases, and modular fixtures use LED lighting too. Task lighting is becoming popular as well among LED Lighting users.

You can also use LED Lights for:

  • LED TV Backlights - Since LEDs are small in size, they are ideal for tight spaces. They are directional too. Thus, making them very contemporary in design and product function. It can create a visual appeal in your rooms.
  • Ambiance Clarity - You can enjoy vivid colors with LED bulbs. Let your surroundings stand out when shined with G9 LED Bulbs.
  • Plant Growth - Plants need light to make their food and grow healthy. Help your plants grow 24/7 with LED Plant Lights.

Tasmor | Brighter Than Before

Are you looking to improve the ambiance of your house or workplace? Like bright colors and variations of hues to match your plants? Have trouble sleeping? Tasmor is your solution. You can boost your place’s charisma and look by switching to LED lighting. Check out our products and see the difference in your luminaire fixtures!

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