GemLED refractometer

Innovative gemstone refractometer with built-in LEDs for mains and battery operation.

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excl. VAT from €967.00

incl. 19% VAT. from €1,150.73

Available, delivery time: 1-3 days

GemLED
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Product number: GLD 0.01
**Final prices may differ, due to possible recalculations in the shopping cart.
Product information "GemLED refractometer"
  • Refractometer contact liquid ND 1.79 and polarization filter included. ND 1.81 liquid optional.
  • Refractive index: nD 1.30-1.81, scale division 0.01 for easy, direct and accurate reading
  • Monochromatic illumination with high-intensity LEDs 589nm of the sodium D wavelength, arranged directly on the refraction element within the refractometer housing, for a sharp and high-contrast image of the shadow lines on the refractometer scale
  • Eyepiece with wide field of view for comfortable reading of the scale. The optically corrected precision eyepiece is screwed in or out to focus the scale
  • Polarization filter is placed on the eyepiece and rotated during reading. It is the most important accessory of the refractometer for determining the single/birefringence of gemstones
  • External battery pack for AA size included
Refractive element: 
  • Large support surface of 5 x 11 mm.
  • Made of SCHOTT/ ZEISS La SF colorless high-end glass.
  • Very resistant to scratches and chemicals.
Plug-in power supply 240V-100V / 50-60Hz 

  • Power supply and stand for GemLED refractometer
  • Dimmer for the regulation of the LED light intensity
  • Secure position of the refractometer by magnetic plate or adapter plugs


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