Spectroscopes allows you to analyze a loose or mounted stone's spectrum. They help distinguish naturally colored diamonds from those that have been irradiated and help to distinguish natural stones from synthetics by the stone's selective absorption of certain wavelengths Spectroscope reveals gem's spectral colors, aiding gemologists in identifying absorbed wavelengths, unveiling elemental composition The spectroscope features a built-in jewelers eye loupe, providing magnification for a closer look at fine details on gems, jewelry, coins, stamps, and antiques. Heavy-duty yet lightweight aluminum construction ensures durability without compromising portability.Precise optics make for easy and convenient use, providing accurate results with minimal effort. Built to last long, guaranteeing reliable performance over time, even under rigorous conditions.Delivers a top-quality instrument that offers a brilliant spectrum, aiding in detailed analysis and identification. OTHER JEWELLER TOOL Heavy Duty Calcite Dichroscope Handheld Polariscope Medium Spectroscope Type calcite Type Polariscope with Flashlight Type Raster type Material Metal Material Optics glass, Metal Material Aluminum (Durable)