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DC/AC voltage measurement and DC/AC current measurement
Auto Off: 120 seconds
8 - 19mm Taper
Tweezer T31403
easy to store and transport
GemPen Darkroom - GemPen Accessory for Gemstones and Jewellery Stone Setting Assistant DC/AC voltage measurement and DC/ACDiamond Colour GradingGemPen Darkroom allows the professional user to create a portable environment, making it easier to more accurately interpret results. This complimentary tool for the GemPen contains a UVB protective filter viewing glass to better observe fluorescence and phosphorescence effects in natural, synthetic and treated gemstones. The Darkroom allows the user to work hands free with their GemPen and has three variable functions: screening
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