Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Muller effectively giving you the service

effectively giving you the service life of two laps in one unit

The 23mm lens provides a wide field of view for close inspection of stones

Corrected for chromatic aberrations — true color rendering without edge color fringing

designed specifically for Quatro Clearview Hoods

Featuring a chrome-plated head

Presidium PDT Duo Tester-Identify Diamonds & Colored Stones Muller effectively giving you the serviceThe Presidium PDT Duo Tester combines two distinct testing methods into a single professional instrument, giving jewelers and gemologists the tools needed to accurately identify diamonds, diamond simulants including synthetic moissanite and popular colored gemstones. Unlike a standard thermal tester alone, this unit simultaneously performs both thermal conductivity testing and digital reflectivity measurement through a single probe at the press of one