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Gemstone refractometer ER601-LED
Professionalgemstone refractometer with high-end equipment and quality LED lighting. For high-quality measurement of the refractive index and for checking the authenticity and quality of stones
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Gemstone refractometer ER604-LED
Compact gemstone refractometer with good optical features. For measuring the refractive index and checking the authenticity and quality of stones
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Mobile polariscope PK11-LED
Handy pocket polariscope with LED lighting, for examining optical properties and for quickly recognizing common imitation gemstones.
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Table-top polariscope PK 14 LED
High-quality table-top device with an integrated, mains current-operated LED light source for investigating optical properties.
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Triplet loupe LUK10-21-LED
Noble triplet magnifying glass with LED lighting, embossed in the A.KRÜSS design, lens Ø 21 mm,
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Triplet UV light magnifying glass with LED / LUK10-21-UV-LED
Triplet UV light magnifying glass with LED (UV lighting), round shape, lens Ø 21 mm
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