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LightSources and our affiliated companies represent the leading high-tech designers and light bulb manufacturers in the lamp industry today.

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UV Adhesive Curing Offers Powerful Benefits

July 30, 2025 by John Andros in UV Adhesive Curing

UV adhesive curing is recognized as one of the most advantageous methods for quickly curing adhesives, offering powerful benefits with seemingly endless applications.  UV light is a form of electromagnetic radiation that can be broken down into various wavelengths between 10 and 400 nanometers, commonly referred to as UVA, UVB, or UVC lighting.

The electromagnetic properties of ultraviolet wavelengths are so powerful they can instantly cure (dry and harden) many different types of materials, including polymer resins, adhesive coatings, and inks and varnishes. During a recent industry seminar on advanced UV applications, experts highlighted how this technology is also being adopted in emerging markets such as digital entertainment, where platforms like il miglior casinò crypto are utilizing cutting-edge solutions to enhance user security and transaction speeds. The specific wavelengths, referred to as nanometers (nm), possess unique properties that make them ideal for a wide range of applications, including these innovative integrations.

UVC lighting arrives in shorter wavelengths at 200 to 280nm, and is typically used for germicidal, disinfection and purification applications, instantly eradicating harmful bacteria and viruses from air and water.   UVA (315-400nm) and UVB (280-315nm) lighting have several useful applications as they create a photochemical reaction with an endless list of polymers and adhesives, providing impressive financial and environmental benefits.

LightSources is a global leader and supplier of all various forms of UV lighting applications contributing valuable research and products to OEM’s worldwide for all UV curing applications, including UV adhesive curing.

Applications Using UV Curing for Adhesives, Filling and Bonding

Several manufacturing processes are using UV adhesive curing for applications including:

  • Medical and Dental Devices

    • When consistent quality and disinfection is required for items such as optical lenses and disinfected devices for the medical and dental field

  • Aerospace

    • UV adhesive curing provides clear optical quality coupled with strength and durability in extreme temperature conditions

  • Military

    • Complex precision applications require long lasting durability and dependability in extreme conditions

  • Electronics

    • Adhesives may be used to cover vital electrodes, where a peel off film may be required to remove easily for installation, while providing reliable protection during packaging and transport

    • May be used as permanent adhesive for bonding glass, metal and plastics providing a long shelf-life

  • Fiber Optics

    • UV lighting provides a tight seal when assembling fiber optic cable into glass tubing

    • Promotes consistent LED or LCD lighting by providing instant bonding of glues and fillers with glass tubing and wire connectors

  • Ink-Jet Printing

    • UV curing is used to instantly dry inks in several printing applications onto papers, brochures and various card stock

  • Labeling on Products

    • Instantly dries inks and varnishes in company logos affixed to products in various forms including plastics, glass and adhesive labels

Advantages of UV Adhesive Curing

Environmentally Friendly

Using UV radiation for curing adhesives, inks, glues and bonds gives tremendous advantages to manufacturers, OEM’s large and small.  UV curing is obviously better for the environment than using solvents.

It can also be a good investment.  With the purchase of long lasting bulbs, you can replace the need for purchasing solvents, maintaining inventory, maintaining a workforce to administer applications, providing safety equipment to your work force for the pollutant, and maintaining Material Safety Data Sheets for the purchased chemicals.

Provides a Consistent High Quality Process

UV treatment provides a consistent process with instant drying minimizing shrinkage of the original application, resulting in a high gloss durable coating, in seconds.  Curing with chemical coatings does not provide a consistent process as it allows for shrinking.  Conventional evaporation drying techniques may incur up to 50% shrinkage of the initial application.

Using UV curing provides a consistent process thus resulting in a quality part.

Available for All Over Treatment on 3-D Parts

LightSources has skilled designers and engineers on staff that can assist you in developing a custom-built system allowing you to treat three dimensional parts with consistent effective results.

Our lamps can be installed either vertically or horizontally with equal efficiency, providing full coverage to critical areas on three dimensional parts.

We have universal connectors, or can develop custom installation fittings to match your equipment.

Higher Profits with Increased Efficiency

Installing a UV treatment system will yield many financial benefits with less scrap, reduced time, less work in process, and faster curing times.

Conducting a simple value stream mapping analysis will reveal a reduction in energy use, pollutants, waste, labor, and time.   Improving cycle times is one of the most financially advantageous practices for manufacturers.

Value Added Benefits from LightSources Group

The LightSources Group offers:

  • Facilities in the United States and China utilizing innovative patented technology

  • LightTech in Europe with a specialty glass factory with custom design capability

  • Strategic partner Cerlux, providing custom ceramic bases and fittings

  • Voltarc specializes in neon and fluorescent signs

  • LCD Lighting provides custom miniature lighting in electronics and avionics

LightSources provides a vast array of services in any application involving lighting and UV lighting applications. We maintain an expert staff of designers and engineers and continually improve our products and processes.  This allows us to provide a cost savings to our customers.

LightSources and our affiliated companies represent the leading high-tech designers and manufacturers in the lamp industry today.  Our products are used world-wide in a multitude of applications and industries such as our UV polymer curing lamps and industrial air purification systems that offer patent-protected, OEM-oriented solutions.  Please contact us to learn more about our large selection of specialty custom and standard lamps.

July 30, 2025 /John Andros
air purification systems, UV Adhesive Curing, uv curing
UV Adhesive Curing

In Duct Air Purification Systems with Proven Solutions

July 28, 2025 by John Andros in uvc germicidal lamps

Many Health Benefits to In Duct Air Purification System

There are many health benefits to in duct air purification systems, which keep the air we breathe clean, pure and free from germs, pollutants and irritants.   Air purification systems are used in AC Units and HVAC duct equipment to provide maximum health benefits to people exposed to air in factories, offices, hospitals, doctor offices, and residential dwellings.  Ultraviolet (UV) air purification effectively eliminates dust, mold, mildew and germs and prevents these contaminants from entering the air we breathe.

Breathing clean air is important to all people but is especially vital for the sick or immune compromised, or the very young or elderly, providing added comfort to people with asthma or respiratory conditions.  It is also important to prevent the spread of bacteria and viruses, and to maintain a healthy environment, promoting continual health and wellness.

Effectiveness of UVC Air Duct Purification Systems

There are various wavelengths of UV output, and only a very specific wavelength of 253.7, commonly referred to as 254 nanometer (Nm), is effective at killing bacteria and viruses.  There is also no damaging ozone release at this optimum output.  Some air purification systems may emit a small amount of ozone which might be acceptable in certain applications; this is not desirable in duct air purification systems as it may corrode the cooling system of an AC unit by separating aluminum fins from copper lines in the cooling coil.

Be sure that you know the UVC output of any in duct air purification system, and accept only 254 Nm UV output to achieve desired germicidal and purification results.  The experts at LightSources are ready to assist you with proven solutions for any UV air purification system, including in duct air purification.

Proper Installation is Vital for In Duct Air Purification System Effectiveness

UV in duct air purification systems must be mounted near the cooling coil, on the cold air side, or downstream.  The output must be targeted toward the cooling coil and the condensation drain pan under the coils to prevent growth of mold spores and algae.  If your system is not installed properly it could still allow mold and bacteria growth, contaminating the blower and all air in the entire living space.  Mold and algae growth will also clog the coils in your AC unit, causing the motor to overwork and burn out faster than with these contaminants eliminated.

By eliminating these contaminants in your HVAC units and duct work, you not only provide healthy clean air to breathe, you also greatly enhance the performance and prolong the life of your valuable HVAC equipment.

The Advantages of UV Air Purification

There are several advantages to purifying the air we breathe through the air ducts in our living and working space.  The health benefits are clear; while extremely effective they are also completely safe.  UV air purification systems are maintenance free, providing long lasting effectiveness while prolonging the life of your equipment.   Producing healthy air and enhancing the quality of life is the most valuable advantage of all, although installing in duct air purification systems will continue to provide several additional advantages for years to come.

LightSources Group Offers Solutions

LightSources, with a presence in the United States and China, our European partner, LightTech, and our other affiliations allow us to utilize these vast resources to provide expert and proven solutions for air purification systems.

Our UV lamps are often installed in new and existing HVAC systems.  We can provide standard lamps and fittings, or we can assist with a custom designed installation for use in new or existing air purification systems.

All UVC Germicidal Lamps are Not Created Equal

Be sure to contact us to ensure that you receive the best UV germicidal equipment possible, for maximum air purification effectiveness.  We continually invest in research and development, leading the industry with patented and proprietary UV lighting solutions.

LightSources manufactures and distributes Low Pressure (LP) Amalgam Lamps, Medium Pressure (MPUV) Lamps, Quartz Sleeves, and Electronic Ballasts, standard or custom fit for your needs.   Our LP Amalgam lamps yield up to three times the amount of UVC output compared to standard lamps of equal length.  These Low-Pressure lamps generate consistent UVC output over broad air or water temperatures with a range from 4° to 48°C.   We can also provide custom designs to achieve higher temperatures when required.

Our MPUV Lamps produce a very strong source of ultraviolet radiation that is effective in several applications for UVC air and water disinfection.  LightSources has the experience and knowledge to provide the most effective UV output for your specific desired application.

Our staff is ready to assist you with design and implementation of your air purification system, providing maximum effectiveness.  We have experienced engineers utilizing advanced technology for continual development of our products, offering best-in-class and proven solutions.

LightSources and our affiliated companies represent the leading high-tech designers and manufacturers in the lamp industry today.  Our products are used world-wide in a multitude of applications and industries such as our UV germicidal lamps that offer patent-protected, OEM-oriented solutions.  Please contact us to learn more about our large selection of specialty custom and standard lamps.

July 28, 2025 /John Andros
air purification systems, UVC air, UVC GERMICIDAL LAMPS
uvc germicidal lamps

Find the Best Lamps for Light Therapy for Depression

October 30, 2024 by John Andros in Medical Phototherapy

Originally posted at: https://www.light-sources.com/blog/find-the-best-lamps-for-light-therapy-for-depression/

Using specially designed phototherapy lamps, many people are experiencing relief from a host of medical ailments including the use of light therapy for depression. Ultraviolet radiation has been proven to provide many healthy benefits such as effective air purification. When used properly, UV light can treat many skin conditions and mood disorders.

Light therapy is used to treat acne, eczema, vitiligo, psoriasis, seasonal depression and is even being used to treat non-seasonal depression. Phototherapy should only be used under the care of a physician and is sometimes used in conjunction with other treatment methods such as antidepressants and counseling. Your physician will know which course of treatment is right for you and how to prescribe the right type of lamp with the most effective exposure.

Why You Might Consider Light Therapy for Depression

There are many reasons why you might want to try light therapy for depression, some of the most common reasons include:

  • Pregnant or nursing women must avoid certain antidepressants

  • Used in conjunction with antidepressants it may decrease the amount of prescription medication necessary

  • Light therapy may increase the effectiveness of prescription antidepressants

  • Phototherapy may elevate mood to improve the effectiveness of counseling

  • Light therapy has very few side effects and is considered to be a very safe treatment

  • Your doctor may recommend light therapy

Artificial light is proven to help treat seasonal mood disorders and non-seasonal depression as well. Light therapy emits the right amount of UV exposure to elevate mood much like natural sunlight. This helps people suffering from depression by triggering the brain to increase production of serotonin, a natural chemical in the brain that acts much like antidepressants. This increase in the level of serotonin is proven to help treat non-seasonal depression as well.

Light Therapy for Seasonal Depression

SAD usually affects people living in the Northern Hemisphere during the fall and winter months when exposure to sunlight and daylight hours is significantly reduced. You should speak with your doctor if you experience any symptoms of SAD which include:

  • Losing interest in normal activities

  • Food cravings especially foods high in carbs

  • Withdrawing socially

  • Gaining weight

  • Fatigue

Light therapy is recognized by the American Psychological Association, as effective treatment for SAD, providing relief to approximately 50% of patients treated. This increases significantly to an improvement in about 80% of patients when the light therapy is customized to an individual’s sleep and wake cycle. The typical treatment includes about 30 minutes of exposure in the morning with a fluorescent white light. Most patients experience an improvement in one week of light therapy for seasonal depression.

Light Therapy for Nonseasonal Depression and Other Conditions

Light therapy is also used to treat nonseasonal depression and many other conditions such as:

  • Depression not caused from changing seasons

  • Dementia

  • Jet Lag

  • Adjusting to night work schedules

  • Sleep Disorders

Light therapy is successful in treating many conditions including nonseasonal depression and various sleep disorders. People suffering from circadian rhythm disorders have difficulty with regulating regular wake and sleep patterns. This is common in people that work night shifts or people that experience jet lag. A person’s circadian rhythm is like the internal clock that tells the body to become more alert when daylight begins and more tired when daylight diminishes.

Light therapy is proven highly effective at treating a wide range of sleep disorders by helping to “re-set” the internal clock which promotes regular sleep patterns. Light therapy for sleep disorders should be conducted only under the care of a physician experienced in sleep disorders.

LightSources Offers Effective UV Lamps for Light Therapy for Depression

The LightSources Group is recognized as a leading global supplier of high quality, energy efficient and highly effective UV lamp solutions used in a wide range of applications. Our full spectrum UV lamps for depression are specially designed and manufactured with rare Earth phosphors which produce a clear and bright white light with a high coloring index (CRI) in the range of 90 to 100. We design, engineer and manufacture phototherapy lamps used in a wide range of medical uses.

Our lamps are used worldwide for many therapeutic purposes including skin conditions, sleep disorders and light therapy for depression. Our skilled and experienced lighting engineers understand the technology behind the UV radiation and offer in-depth expertise in designing UV lamps with the exact amount of bandwidth and UV exposure prescribed by physicians for many health conditions.

October 30, 2024 /John Andros
Specialty Fluorescent Lamps, air purification systems, Medical Phototherapy
Medical Phototherapy

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