Tools & Equipment - Gemmological Instruments


GEMMOLOGICAL Darkfield Loupe


• Allows the examination of a gemstone against a dark background


• Highlights flaws and colours more easily • Lateral illumination provided by 3 LED's • Simply screw the base to activate the light • Compact and lightweight • Supplied with storage and transportation box • No assembly required • Metal body with mineral glass lenses


L53126 £49.95 Each Conoscope Rod


A simple instrument used to observe interference figures in gemstones such as quartz, the Conoscope Rod is used in conjunction with a polariscope to determine whether the stone is uniaxial or biaxial. • Strain free spherical glass lens • 59 x 10 x 10mm • Gem-A


G56314 £8.95 Each


Chelsea Filter Also known as an emerald loupe. The special ultraviolet filter is designed to detect real emeralds from imitations.


• Size Length with lense open 85mm & closed 55mm


• Width 30mm • Thickness 12mm • Diameter of filter 21mm • Material Plastic white


E9451 £24.85 Each


• Weight 16grms • Includes instructions and guide notes • Pocket-sized colour filter


• Takes 2 x 2032 batteries (supplied)


• Gem A instruments


Dimensions: • Ø35 x 110mm • Lens diameter Ø18mm


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