GEM-461 Focusing Prism Spectroscope for Gemstone Analysis Adjustable Focus, 400-700nm Wavelength Range, Durable Aluminum Design for Jeweler, Gemologist Testing Tool Chlorine Meter Measuring Range : 0~14PH

Measuring Range : 0~14PH

steel or aluminum

no hassle of carrying it anywhere

Can be wall-mount or desktop with vented area shape for easy detection of VOC's and odorous gases

GEM-461 Focusing Prism Spectroscope for Gemstone Analysis Adjustable Focus, 400-700nm Wavelength Range, Durable Aluminum Design for Jeweler, Gemologist Testing Tool Chlorine Meter Measuring Range : 0~14PHThis Focusing Prism Spectroscope is an essential tool for gemologists and jewelry enthusiasts, designed to analyze the light spectrum of loose or set gemstones with precision. This compact, durable device breaks down light into its spectral colors, allowing you to observe the unique wavelengths absorbed by gemstones, aiding in their identification. Features: Adjustable focus Wide spectrum coverage Heavy duty aluminum build Portable and pocket sized