Reasons Why UV LEDs Are Highly Preferred over Mercury Lights

saurabh bachute
Semiconductor Technology
3 min readNov 25, 2019

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UV LED Market
UV LED

In the last few years, there has been a significant increase in the intensity UV LED lamps have started replacing mercury lamps for an array of ultraviolet curing applications. A precise and compact technology, as it is, the LED system accredits much more pliable form factors than that of traditional UV lamps. Also, there are quite a few differences between UV lamps and conventional mercury beacons that have topped up the use of these ultraviolet lights in more than one way.

The light emanated by mercury lamps is yellowish-white, while the UV lamps’ is soothing blue. Mercury lamps tend to have a short life and consume significant power. Also, the printing appliance with a mercury lamp is of poor stability and holds chemical constituents like ozone, which is definitely harmful to the human body. UV lamps, on the other hand, come with longer life and consume less power, thus turning out to be an environment-friendly choice.

The benefits of UV power lamps are as follows-

· Some recent studies have shown up the fact that highly effective luminous efficiency of LED lights has brought down their energy consumption by almost 60%.

· Short-waft and no ozone UV rays are produced during the curing course, eradicating the requirement for supplementary devices like deodorizing ruse or a deplete pipe.

· At the same time, the flexibility of UV lights is certainly higher. The UV LED espouses a specific light source, which can fine-tune or regulate the radiance range referring to the size of the media.

· Also, it can be turned on in a jiffy. It doesn’t wait for a warm-up and thus, the work efficiency is considerably perked up.

· As the surface temperature of the lamp is only between 50 °C and 60 °C, the caloric value is actually small, which can effectually prevent the contraction and distortion of printed products due to overheating.

· Last but not the least; the service life of UV LEDs can be as high as 20,000 to 30,000 hours.

According to Allied Market Research, the global UV LED market is expected to grow at a significant CAGR from 2018–2026. Increase in government drives toward energy-efficient products, rise in application of UV curing system, and development in usage of environment safe LEDs are the major factors fueling the growth of the market. On the other hand, the over the price of UV LEDs is anticipated to impede the growth to some extent. Nevertheless, the high efficiency of the product has almost moderated the restraining factor and set forth a plethora of opportunities in the industry.

Briefly, it can be stated that Ultraviolet Light Emitting Diodes are quite perfect for a range of applications. Simultaneously, these LED systems can be used in almost every environ. Here, it’s worth mentioning that even a few years ago, there were just quite a few handful applications such as forensic, counterfeit, and others that would call for the aid of UV LEDs. However, today’s advanced science has now allowed the technology to pass into mainstream applications like radiotherapy, fumigation, sanitization, indoor gardening. To conclude, we can sum up that the global UV LED market is expanding quite copiously and is projected to shoot up yet more in the years to come.

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