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FGR-003A Gem Refractometer
Measures refractive index quickly and non-destructively—essential for authenticating and identifying polished gemstones. Also useful for assessing additional optical properties during gem analysis.
FGR-003A Gem Refractometer
Measures refractive index quickly and non-destructively—essential for authenticating and identifying polished gemstones. Also useful for assessing additional optical properties during gem analysis.