1 85 gemological refractometer

Brand Name:FABLE

Model Number:FGR-003A

Place of Origin:Guangdong, China

...gemological refractometer FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35-1.85 Accuracy 0.003 Color Black Size 120mm*42mm*80mm Power supply Unique built-in lithium battery power supply, fully charged can keep the refractometer...

Brand Name:VANCO

Model Number:FGR-003

Place of Origin:CHINA

... of a gemstone, which often gives vital clues to the identity of a gemstone. Fable brand Refractometer provides a numerical reading from a scale you see when you look through the eyepiece and determine whether a stone with single or double refracting by

Brand Name:FZLink

Model Number:RHG-181

Place of Origin:FuZhou China

Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which measures the refractive indices of stones. It has a pull out eyepiece and a high quality lens that gives ...

Brand Name:yieryi

Model Number:THE01534

Place of Origin:China

Hand Held Optical Refractometer , Antifreeze Battery Cleaning Fluid Refractometer Atc yieryi Antifreeze Battery Cleaning Fluids Refractometer ATC E:-84F-32F P:-60F-32F B:1.100-1.400sg Optical Refractometer Features 1. High quality pure aluminum body ...

Brand Name:Shengtai Instrument

Model Number:ST121

Place of Origin:China

ST121Abbe refractometer can measure the refractive index of transparent, semi transparent liquids or solids The ST121 Abbe refractometer is an instrument capable of measuring the refractive index ND and average dispersion NF-NC of transparent, translucent ...

Place of Origin:China

Brand Name:CNOEC, OPTO-EDU

Model Number:A24.6321

Jewelry Microscope Gem Refractometer High Hardness CZ Test Prism A24.6321 Professional Optical Design, High Hardness CZ Test Prism, Clear Shadow Boundaries, Special Power Supply A24.6321 Gem Refractometer A B C Scale Range 1.35-1.85, Hard CZ Measuring ...