This 10x illuminated jewelers loupe features triplet lens and contains 6 bright white LED lights & 1 UV light. With a GAIN EXPRESS jewelry loupe, users can closely examine gemstones, diamonds, and other jewelry components to assess quality, authenticity, and craftsmanship Gemstone Inspection: Gemologists and jewelers often use loupes to inspect gemstones for clarity, color, and inclusions. This is essential for evaluating the quality of gemstones and determining their value accurately Strong and Durable: This triplet loupe made of full metal body, UV light (long wave), Its triplet lens system corrects spherical and chromatic aberrations to eliminates color degradation Portable and Convenient: Jewelry loupes are often compact and portable, making them easy to carry around for on-the-go inspections or while shopping for jewelry items A jewelry loupe is a versatile tool that offers enhanced visibility, precision examination, and the ability to identify details that are not visible to the naked eye. Whether for professional use or personal interest, having a jewelry loupe can greatly benefit individuals involved in the jewelry industry or those passionate about jewelry