We are now closed for the festive period, reopening on 3rd January. Orders placed in this time period will not be dispatched until our return. Thank you for your patience. We wish you a very Merry Christmas and a happy New Year.
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This lightweight portable long wave UV keyring is easy to use when testing gemstones. Producing long wave ultra violet light (UV wavelength ~365nm), this instrument can test the fluorescence of a variety of gemstones. For best results use in ambient or shielded lighting. The addition of the white LED can be useful for basic viewing […]
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