LUYOR Ultraviolet (UV) light lamps are widely used for inspection, detection, and verification across many industries. From fluorescent leak detection to surface inspection, LUYOR UV light reveals what the naked eye cannot see. Below are some of the most common applications of UV light lamps and how LUYOR products support them.
Fluorescent Leak Detection with UV Light
LUYOR UV light is widely used for fluorescent leak detection in automotive and industrial systems. When a fluorescent dye is added to the oil or fluid, any leak will glow brightly under longwave UV light, making it easy to pinpoint the exact source. This method applies to engine oil leaks, differential leaks, wheel bearing leaks, air conditioning system leaks, and brake fluid leaks.
LUYOR offers water-soluble and oil-soluble fluorescent dyes as well as leak detection flashlights, providing a complete solution for fast and accurate leak detection in various systems.

Crime Scene Inspection with UV Light
UV light plays an important role in forensic investigation and crime scene inspection. It can be used at night to track illegal dumping, and it can also reveal trace evidence that is difficult to see under normal lighting. Blood, urine, semen, and saliva often fluoresce under UV illumination, helping investigators locate and document evidence quickly and accurately.
Explore our forensic light sources to learn more about UV lamps for crime scene investigation.

Gemstone & Mineral Inspection Under UV Light
UV light can react with the chemicals in a mineral specimen and cause it to glow, a phenomenon known as fluorescence. The color and intensity of the fluorescence can help identify many materials. Some minerals and gemstones fluoresce under shortwave UV light but not under longwave UV light. This makes UV inspection useful for gemstone identification, mineral analysis, and authenticity verification.
Our three-wavelength UV lamp LELMS-38L is a popular tool for mineral inspection.
Egg Inspection with UV Light
LUYOR UV inspection lamps are used for quality control inspection of free-range eggs. They can detect evidence of washing or wiping and highlight spoilage caused by bacteria and mold. This method is currently used by DEFRA egg inspectors, hatcheries, egg packing centers, wholesalers, and food processors.

Forgery Analysis Using UV Light
Forgeries of bank notes, standard checks, and traveler's checks are often printed on inferior bleached paper or produced by photocopying. Under UV light, forgeries tend to glow, while genuine documents appear completely dull. UV light can also reveal alterations to legal documents, such as careful erasure, ink eradication, or changes to paper texture.
Conclusion
At LUYOR, we offer a full range of UV lamps designed for different inspection needs. If you are looking for a reliable UV light solution, contact us today to find a right fit for your application!
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