The GML-501 is a compact refractometer with built-in LED illumination for refractiveindex determination, quality control and categorization of gemstones.Specifications:1) Accuracy: 0.01nD2) Illumination: Internal LED illumination with momentary switch3) Measurement range: 1.30 - 1.81nD4) Scale division: 0.01nD5) Applications: laboratory, gemmology6) Filter: polarizing filter7) Size: 30 x 70 x 130mm8) Weight: 0.4kgInner packing:1pc/bagOuter packing:Carton
Product Name: Hand-Held Mini Fiber MicroscopeModel Number: OL, CLPlace of Origin: ChinaSpecifications:1) Optical magnification: 200 x (M200), 400 x (M400)2) Power source: 2 x AAA batteries3) Light sou
Specifications:1) Optical magnification: 200 x (M200), 400 x (M400)2) Power source: 2 x AAA batteries3) Light source: white LED, rated for 100,000 hours4) Weight: 0.28kg5) Size: 190mm/7.48L x 45mm/1.7
Lumen hand-held refractometer AH series works in ambient light with no power sourcenecessary. It can be used in labs, on production lines, in the field or anywhereelse.
Product Name: Hand-Held Refractometer (AH Series)Model Number: RHB, RHC, RHA, RHW, RHSPlace of Origin: ChinaLumen hand-held refractometer AH series works in ambient light with no power sourcenecessary
Lumen hand-held refractometer AH series works in ambient light with no power sourcenecessary. It can be used in labs, on production lines, in the field or anywhereelse.
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