Enhanced with additional features, the Synthetic Diamond Screener II is a portable desktop device developed by Presidium to help screen out Type IIa colourless diamonds (usually CVD/HPHT laboratory-grown diamonds) from the natural Type Ia colourless diamond. Features: Advanced technology that measures a diamond’s UV light transmittance ability 2 colour coded (blue/red) indicator light bars to give a low or high reading of UV light absorption with blue light indicating Natural Diamond and red light indicating Type IIa Diamond Instantaneous clear results within 2 seconds Blue light to illuminate the testing pad A 5mm metal bar to conveniently raise the test probe for successive testing on loose stones Test button will blink in red to alert if the device is unable to detect any stones on the photo-detector Auto shutdown of interior LED light source for safe testing when lid of device is open or when Start Test button is not activated USB port for alternative power source and connectivity Exterior base foam padding to ensure non-slip sturdiness and prevent scratches to surfaces Low battery indicator Energy-saving auto power-off of device after 10 minutes without operation
