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GemLED Refractometer With M7 Docking Station

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元の価格 £0
元の価格 £1,695.00 - 元の価格 £1,695.00
元の価格
現在の価格 £1,695.00
£1,695.00 - £1,695.00
現在の価格 £1,695.00

or from £1095.00 today & 5 weekly interest-free payments of £120.00 with what's this?

Innovative gemstone refractometer with built-in LEDs for mains and battery operation.
  • Refractometer contact liquid ND 1.79 and polarization filter included.
  • Refractive index: nD 1.30-1.81, scale graduation 0.01 for an easy, direct and accurate reading
  • Monochromatic illumination with powerful 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 a wide field of view for comfortable reading of the scale. The optically corrected precision eyepiece is screwed in or out to focus the scale
  • The polarization filter is placed on the eyepiece and rotated when reading. It is the most important accessory of the refractometer for determining the single/double refraction of gemstones
  • External battery pack for AA size included 
Refraction element: 
  • The large support surface of 5 x 11 mm.
  • Made from SCHOTT / ZEISS La SF colourless high-end glass.
  • Very resistant to scratches and chemicals.
Plug-in transformer, switchable for: 
  • 240-220V / 50-60Hz 
  • 120-100V / 50-60Hz
GEMMODUL M7 docking station 
  • Power supply and stand for GemLED refractometers
  • Dimmer for regulating the LED light intensity
  • Fixed position of the refractometer by means of a magnetic plate or holding plug

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