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The perfect combination of the classical gemmological instruments refractometer and polariscope in a compact Modul. New and innovative the Modul 1 as docking-station with dimmable power supply for the GemLED refractometer. Conoscopic attachment included in the price.


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Delivery time: 8 weeks

Order Code: gemmodul modul 1

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Product Description

  • Polariscope with innovative coldlight source instead of hot incandescent bulb. Colour of light white similar to daylight for optimal contrast.
  • 7 Watt energy saving fluorescent lamp. Intensity comparable to 35 Watt traditional incandescent bulb. White similar to daylight of 4,000 Kelvin colour temperature.
  • The temperature at the turntable is of Cool-Touch: 25° C / 77°F.
  • Widefield polarizer and analyser filter of 50 mm (2“) diameter, on the bracket turnable 360°. Minor residual light at crossed filter position.
  • Support: 360° turntable of glass, 50 mm (2“) diameter.
  • The Modul 1 is especially applicable for the docking of GemLED refractometer GLD 0.01. Earlier GLD types also, but with adapter.
  • The docking of  the Modul 1 provides the necessary power for the built-in LEDs of the GemLED with a plug-in connecting cable. The other operating modes of the GemLED with mains or battery are independent from Modul 1 of course.
  • Electronic adjustment of LED intensity – very useful for weak shadow lines!
  • Power supply: 220-240V/ 50-60Hz

If you want to configurate a complete GEMMODUL bench, click here