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Prism spectroscope (based on dispersion) is a tool for examining which parts of white light are absorbed by a gemstone (as well as by other materials)
LED digital nixie tube display: durable and clear for readings
Universal Chuck with Rotating Plastic Handle
Manual dial adjustment calibration using 18K yellow gold
Spectral Response: 5-14μm
27.94ct Marquise Shape Quartz with Iron Inclusions 32x16mm Bergeon 6200F K Series Reamers Prism spectroscope (based on dispersion)Stone Size (mm): 32x16x8; Carat Weight (ct): 27. 94
US$ 91.99
US$ 121.50
US$ 79.95
