TK461PLUS Mini Gemstone Spectroscope Adjustable Focus Durable Aluminum Material 10mm Lens Diameter Pocket-sized Gem Jeweler Tool

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Features: Adjustable focus Wide spectrum coverage Heavy-duty aluminum build Portable and pocket-sized tool Specifications: Type: Prism Spectroscope Focus Functionality: Adjustable Wavelength Range: 400-700nm Lens Diameter: 10mm Material: Optical glass and Aluminum body (Heavy Duty) Dimension: 18 x 18 x 76mm Weight: approx. 40gms Set Includes: 1 x Spectroscope 1 x Carrying Pouch Show more