Presidium Refractive Index Meter II 5mm Round Teal Tourmaline Cabochon

Presidium Refractive Index Meter II 5mm Round Teal Tourmaline CabochonPresidium refractive index meter ii (prim ii) is a premium portable desktop device that utilizes the properties of reflectivity accurately verify diamonds, diamond simulants and synthetics, and coloured gemstones. Unlike a traditional refractometer, PRIM II is able to measure the range of refractive index values from 1,000 to ~3,000, therefore covering the commonly known gemstones in the market, including diamonds and moissanite. Testing is fast and

Fine quality aluminium casting

Diameter of Red Knob: 28mm / 1

578 lx• 30% energy saving• Stepless dimming up to 10%

Screw Handle Length: Approx

Rotary encoder design: easy and convenient for operation

Item Length: 1cm

continue to bead

Accuracy: ±2

9¾ Ligne Movement Holder

Delrin Height 20mm

Feature 7: 6 x pentagram pry tool

It can be widely used in motor