gem refractometers

Jewelry Microscope Gem Refractometer High Hardness CZ Test Prism A24.6321 Professional Optical Design, High Hardness CZ Test Prism, Clear Shadow Bound...

Jewelry and Gem Refractive Index Testing tool 1.35 - 1.85 Range Gem Refractometer Gem refractometer is the most important professional tool for identi...

Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which mea...

FGR-003 Gemological Refractometer The refractometer is considered by some to be the most important of all gem identification instruments. It can be in...

Digital Gem Refractometer Jewelry Microscope A24.6322 1, Doesn't Require The Use Of Contact Fluid, No Pollution, No Harmful To Operator And Sample 2, ...

Refractive Index Equipment Built In LED Light 0.003 Accuracy Gem Refractometer Gem refractometer is the most important professional tool for identifin...

Portable With Frosted aluminum alloy table gemological refractometer FGR-003A Gem refractometer is the most important professional tool for identifing...

Jewelry Optical Equipment With 0.002 Accuracy With Polarizing Lens Gem Refractometer Model number: FGR-002A Type Testers & Measurements Testing sc...

Index Of RefractionTesting With CZ Prism DC 3V Power Supply Gem Refractometer Model number: FGR-002J Type Testers & Measurements Testing scale 1.3...

Gem Testing Instruments Refractometer with easy to read visual field FGR-003 The refractometer is one of the most important tools in a gemological lab...

Index Of Refraction Testing Instruments For Inlaid Gemstone FGR-002J Model number: FGR-002J Type Testers & Measurements Testing scale 1.35-1.85 Ac...

Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which mea...

Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which mea...

Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which mea...

Built-in LED Gemstone table Polariscope with Interference ball Desktop Polariscope Model RHGZ-110/220 Product description It is very useful in identif...

Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356 A24.6356-A Travel Lab An Ideal Toolkit For Laboratory Testing A24.6356-B Gemological Lab...

CZ Gem Testing Instruments Refractometer with Testing range 1.35-1.85 The refractometer is one of the most important tools in a gemological laboratory...

Gem Refractive Index Testing tool 1.35 - 1.85 Range gemological refractometer Model: FGR-002 Type Testers & Measurements Testing scale 1.35-1.85 A...

Portable With Monochromatic Light Filter gemological refractometer FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35-...

Portable With Monochromatic Light Filter Gemological Testing Instrument FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale ...