Ruby Filter

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A ruby filter is a simple yet effective gemological tool used to help differentiate natural rubies from ruby simulants and look-alike stones. By altering the way certain wavelength s of light are viewed, it assists in identifying characteristic color reactions during examination. Features Assists in distinguishing rubies from ruby simulants Highlights characteristic color reactions under filtered light Compact and easy to use in bench or field settings Useful addition to basic gem identification toolkit Specifications Instrument Type Color Filter for Gem Testing Notes Use in conjunction with proper lighting and additional gemological instruments for more reliable identification. A ruby filter is a screening tool and not a standalone method of definitive gemstone identification. Show more