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Refraktometer med Led lampa som belysning

Refraktometer med Led lampa som belysning

  • Ursprungsland: China

1.499:-  1.349:-

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Refraktometer med Led lampa som belysning

Refraktometer för ädelstens identifiering. Mäter ädelstenars brytningsindex och ett av de viktigaste identifikations instrumenten för ädelstenar.

Levereras i praktisk trevlig ask. Svart instrument (se bild).

Beskrivning på engelska:
Gemological (Gemstone) Refractometer is your primary and most powerful tool in gemstone identification. As with a typical critical angle refractometer, it will measure the Refractive Index of faceted stones

Refractive Index is one of the most important optical parameters used to identify and authenticate polished precious and semi-precious gemstones.

The Gemological refractometer is a low cost, lightweight measuring instrument used by jewellers and traders of gemstones to measure polished stones over a refractive index range of 1.30 to 1.81 RI.

Specifications :

Accuracy: 0.01nD
Illumination: Internal LED illumination with momentary switch or with flashlight
Measurement Range: 1.30-1.81nD
Size: 30*70*130mm
Scale Division: 0.01nD
Weight: 0.5kg
Range of Application: Laboratory, Gemology
Filter: Polarizing filter
Power source: 3X1.5v button batteries