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Ade Advanced Optics 35mm low Mounts with Picatinny rails on 3 sides. Rifle scope

+ 12 reviews

Fahrenheit ATC Glycol Antifreeze/Battery Coolant Refractometer RHA-100ATC

Celcius Chart ATC Glycol Antifreeze/Battery/Coolant Refractometer 503ATC

Gem Refractometer Refractive Index Fluid Liquid Oil RI 1.8

+ 21 reviews

45-82% Brix ATC Refractometer For Fruit Sugar Testing

+ 1 reviews

Most Accurate 45-82% Brix Refractometer. High Measuring Range!

Clinical Brix Salinity Wort Refractometer Zipper Soft Case,Carry Bag SOFTCASE

Professional Heavy Duty ATC 28-62% Brix Refractometer for Ketchup, Jam, Jelly

Most Accurate Professional Honey Refractometer 4 Bees Brix, 58%-90% Range

+ 1 reviews

Brix Refractometer-High Measuring Range Honey tester 58%-90%. Beerkeeping, bees

+ 14 reviews

Heavy Duty 35 mm Mounts for Riflescope Rings

Most Accurate Fahrenheit ATC Glycol Antifreeze/Battery Fluid Refractometer Tester RHA-100ATC

New! Optical Fiber Inspection Scope Microscope Universal Ferrule Adapter 2.5mm

Optical Fiber Inspection Scope Microscope Universal Ferrule Adapter 1.25mm Optic

Jadeite/chelsea filter + Ruby filter for gem testing gemstones. 2 items bundle!

+ 16 reviews

Portable Handheld Polariscope with Desktop Led Light

+ 12 reviews

Beer Wort and Wine Refractometer, Double DUAL SCALE - Specific Gravity and Brix

External Monochromatic Yellow Light Gem Refractometer, Gemological

Conoscope Interference Sphere Ball for Polariscope. Wide 15mm Lens. Gemstones

+ 14 reviews

Conoscope Interference Sphere Ball for Polariscope, gem testing, gemstones.

+ 4 reviews