Reviews Refractive Instruments

Salmue Gem Refractometer,Jewelry RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Gemologists' Travel/Portable Lab Suitcase.

  • Specially designed: This refractometer is designed to measure the refractive index of gemstones and solid materials. Many people think that gem refractometers are the most important of all gem test instruments. The primary use of a refractometer is to measure the angle at which light is bent or refracted through a stone..
  • High precision, compact and easy to carry: The refractometer is highly accurate and easy to operate. Lightweight and compact, it is easy to carry. It provides important gemstone recognition as it differs from gemstones to gemstones. The refractometer is also one of the few instruments that can provide you with information on opaque gems and transparent gems..
  • High quality: low battery consumption and long service life. The possible gems continue to be eliminated by values ​​such as R.I., Color, Hardness and S.G. The transparent gemstone is tested and the surface is polished flat, which is very suitable for separating gemstones..
  • Quick identification: Quickly and accurately identify single and double gems. Helps identify diamonds, moissanite and colored gems, speeds up the identification of gems in the package, does not require RI liquids, and results in uniform and reliable results each time, with a clearly visible display for easy....
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Refractometer Concentration Meter, Brix Refractometer, Brix Tester 0-90% for Liquid Sugar Test

  • Accurate measurement---In the measurement of our refractometer concentration meter, the refractive index is made according to the different refractive index of the liquid, which is small and accurate..
  • Simple operation---Our refractometer concentration meter has a simple and easy-to-understand operation method, which is convenient for your use. You can quickly get started and operate..
  • Wide application---This refractometer concentration meter is widely used, this refractometer is suitable for most liquid sugar testing. Can well meet your measurement needs..
  • Convenient to carry---our refractometer is easy to use, durable and small in size and light in weight, making it easy to carry around..
  • Practical and durable---As far as practicality is concerned, the high quality of this refractometer can maintain its high performance for a long time..
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Gain Express Gemological Refractometer 1.30 to 1.81 Ri Range

  • ...fractometer, specially designed for measuring the refractive index of gemstones and solid materials. Approved by strict quality and safety standards for a long and trouble-free using..
  • ✿【HIGH PRECISION】Our Jewelry Refractometer features high accuracy and easy operation. The refractometer is also one of the few instruments that can provide you with information on opaque gems and transparent gems..
  • ✿【QUICKLY AND PRECISELY】Our Professional Refractometer identify single and double gems quickly and precisely. Helps identify diamonds, moissanite and colored gems, speeds up the identification of gems in the package and results in uniform and reliable results each time, with a clearly visible display for easy reading measurements..
  • ✿【PROFESSIONAL AND PORTABLE】 Our Gemstone ldentification is Lightweight and compact, easy to carry. Low battery consumption for long service time. include: 1 * Refractometer, 1 * Electric Torch (Powered by 1 * AA battery which is NOT included)), 1 * English Manual, 1 * 3 ML Reflective Index Fluid..
  • ✿【100% RISK FREE PURCHASE】Dear Friend, We offer 24-hour customer service and a 12-month satisfaction guarantee for a completely risk-free purchase and your suggestion will help us to improve products and provide more....
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Clinical Refractometer ATC Tri-Scale Serum Protein 0-12 g/100ml Urine Specific Gravity SG 1.000-1.050 Refractive Index 1.333-1.360RI w/Extra LED Light & Pipette

  • LIGHTWEIGHT, made with highest and finest quality of aluminum & rubber.
  • Features automatic temperature compensation (ATC) and comes with Portable USB LED Light.
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Gem Refractometer, RHG181 1.30-1.81 Jewelry Professional High Accuracy Gemstone ldentification Portable Gemological Gemelogy Refractometer with Electric Torch, Reflective Index Fluid for Gemologists

  • Refractive Index is one of the most important optical parameters used to identify and authenticate polished precious and semi-precious gemstones..
  • Gemological (Gemstone) Refractometer is your primary and most powerful tool in gemstone identification. As with a typical critical angle refractometer, it will measure the Refractive Index of faceted stones..
  • This Gemological refractometer is a low cost, lightweight measuring instrument used by jewellers and traders of gemstones to measure polished stones over a refractive index range of 1.30 to 1.81 RI..
  • The instrument can also be used to identify whether a particular stone is Isotropic or Anistropic (uniaxial or biaxial)..
  • In fact, you can also use this tool to measure R.I. for many minerals in crystal form as long as the crystals have a flat and polished face..
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Jewelry Gem Refractometer, RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer,Portable Jeweler Tester Tool, Gemological Gemstone Gem Refractometer

  • WITH THE HELP OF CONTACT FLUID (RI FLUID) : An optical contact between glass and gemstone is made. Gem refractometer You can measure or test the refractive index of faceted stones, transparency or opacity, as well as their beauty, durability and scarcity.
  • PROFESSIONAL FUNCTION: Gemstone Refractometer is the most important and powerful tool for identifying and authenticating polished gemstones and semi-precious stones, as well as for observing the optical properties and structure of precious stones.Professional Gemstone ldentification.
  • USER-FRIENDLY DESIGN: Refractometer gemstone with integrated light source you can use it in different environments. Gemological Gemstone Gem Refractometer, Automatic Temperature Compensation (ATC) that adjusts to the climate. Low battery consumption for long operating times.
  • PRODUCT DETAILS: Refractive index range between 1.30-1.81 RI, power supply is AA battery (not included). And size is 13 * 6 * 3.5cm / 5.1 * 2.4 * 1.4inch. Gem refractometer, Lightweight and compact, easy to transport.
  • SATISFACTION GUARANTEE: This refractometer is designed to measure the refractive index of gemstones and solid materials.If you have any questions about the product, do not hesitate to contact us or ask questions in QA, Rotekt will solve yo....
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Digital Brix Refractometer, Brix Meter for Sugar, Food, Beverage, Fruit, Beer, Honey, Various Sauces, Tomato Sauce and Etc Range 0-55%

  • ...ly needs to drop 2 drops of sample, and then press the measuring key to display the value in 2 seconds. Accurately and quickly measure the refractive index, concentration, and other parameters of various aqueous solutions, avoiding subjectively wrong numerical read. Accuracy ±0.2%/±1℃..
  • 【Precision Optical Instruments】The Brix Meter is a precision optical instrument with a digital LCD display panel. And the Brix refractometer has an automatic temperature compensation function, compensation 10-40°C, which is faster, more accurate, and clearer than traditional handheld refractometers..
  • 【Easy to Use and Carry】One key boot, one key zero-setting, the touch buttons are comfortable and beautiful, only need 2*1.2V AA battery, and the weight is 113g can be easily put in the pocket and can be accurately measured anytime anywhere. Automatic backlight can be measured day or night, easy to read..
  • 【IP65 waterproof 】for the safety of the instrument, the instrument panel and prism part are waterproof, and the solution can be flushed to flow into the instrument (the body is not waterproof, do not soak the body in water). Equipped with a high crystal prism, built-in interference filter, the measurement process is not affected by strong light and....
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Digital Refractometer Digital BRIX Tester Sugar Meter Ideal for Drinking Water Beverage Kombucha Orchard Fruit Juice Carbohydrate Content High Accuracy Portable Refractive Index Tester 0-58%

  • ACCURACY AND CONSISTENCY: Refractive index is effected by temperature, so we set Automatic Temperature Compensation (ATC) function for BRIX reading be accurate at various temperatures..
  • BIG COLOR SCREEN WITH BACKLIT: Unit with a big backlight screen makes you easy to see the readings clearly in poor light..
  • EASY AND INSTANTLY: Just turn BRIX meter on and drip several drops of solution in the metal sample groove, press READ button and wait for 3 seconds to get result. Very easy to operate..
  • MULTIPURPOSE TESTER: Tester for orchard worker to know your fruits maturation anytime. Unit has refractive index, BRIX and temperature functions 3 in 1 so can be use for various purposes as beverage shop, kombucha making, pummelo, orange, watermelon juice test, home drinking and cooking, food and catering, laboratory experiment, etc..
  • ENERGY CONSERVATION: Our product will deliver with 2 batteries. When you finished your test but forget power it off, unit will shut down automaticly in 60 seconds without any operation. Thus this function will save energy..
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Digital Refractometer Digital BRIX Tester Sugar Meter Ideal for Drinking Water Beverage Kombucha Orchard Fruit Juice Carbohydrate Content High Accuracy Portable Refractive Index Tester 0-95%

  • ACCURACY AND CONSISTENCY: Refractive index is effected by temperature, so we set Automatic Temperature Compensation (ATC) function for BRIX reading be accurate at various temperatures..
  • BIG COLOR SCREEN WITH BACKLIT: Unit with a big backlight screen makes you easy to see the readings clearly in poor light..
  • EASY AND INSTANTLY: Just turn BRIX meter on and drip several drops of solution in the metal sample groove, press READ button and wait for 3 seconds to get result. Very easy to operate..
  • MULTIPURPOSE TESTER: Tester for orchard worker to know your fruits maturation anytime. Unit has refractive index, BRIX and temperature functions 3 in 1 so can be use for various purposes as beverage shop, kombucha making, pummelo, orange, watermelon juice test, home drinking and cooking, food and catering, laboratory experiment, etc..
  • ENERGY CONSERVATION: Our product will deliver with 2 batteries. When you finished your test but forget power it off, unit will shut down automaticly in 60 seconds without any operation. Thus this function will save energy..
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COLORKEY Lip Gloss Mirror Series 3 Packs Set, Shiny Hydrating Lip Lipstains with Essential oil, High Shine,Long-Lasting Liquid Lipstick Lip Tint

  • Lip Plumping Lip Gloss with Moisturizing Formula with High Refractive Index: This COLORKEY lip gloss enhances lip contour, drenching lips with high shine for hydrated, fuller-looking lips. This plumping lip gloss is packed with moisturizing formula with a high refractive index to plump up your lips with a glossy shine..
  • Quick Film Forming Technology: It adopts Special Quick Film Forming Technology, rapid formation of protective film, long-lasting color lock. A fuller-looking pout is just a few swipes away with this amazing glossy lip plumper..
  • Hydrating Lip Gloss with Macadamia Nut Oil and Geranium Flower Oil: Nourish the delicate lip skin, make your lips rosy and elastic. This moisturizing gloss leaves lips feeling hydrated and looking smoother and fuller..
  • Emulsion Water-oil Balance Technology: Refreshing texture, providing lasting moisturizing power, moisturizing and not sticky on the lips..
  • Discover COLORKEY Makeup: Colorkey, a makeup brand born in Asia, integrates the world's top suppliers and gathers experts in makeup, fashion, design, quality control and other fields to create safe and high-quality makeup products for hundreds of millions of young women worldwide. Colorkey hopes to make every maverick more cool and beautiful, illumining the world ....
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Stoie’s Percussion Toddler Musical Instruments, Montessori Wooden Set of Musical Instruments for Kids Ages 3-5, 5-9, 9-12- Baby Musical Toys with Baby Xylophone, Kids Mini Band Musical Instruments

  • Family Time: With a baby xylophone, tongue drum and a pair of cymbals, our kids musical instruments set brings the whole family together. Start your own band, sing songs and create memories for your child with our baby musical toys for toddlers..
  • Kid-Friendly Design: Designed for little hands, our toddler musical instruments are for kids of all ages: toddlers, musical instruments for kids ages 3-5, musical instruments for kids age 5-9, musical instruments for children 10 years old..
  • Hands-On Learning: Inspired by eastern culture, our kids mini band musical instruments introduces kids to new worlds. Whether they play solo or with friends using our baby instruments, it’s a fun way to teach them patience and self-confidence..
  • Mess-Free Play: As an added bonus, our wooden musical instruments come complete with a handled storage bag. It helps keep your home organized and our set of musical instruments for kids does not need a lot of space..
  • Toddler-Safe Materials: With all-natural wood, our montessori musical instruments are 100% eco-friendly. Our baby musical instruments are made and tested based on international safety standards, Stoie’s is the brand parents trust..
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co2CREA Hard Case Compatible with Texas Instruments TI-84 Plus CE/TI-84 Plus/TI-Nspire CX II CAS/TI-Nspire CX II/TI-83 Plus/TI-89 Titanium/TI-85 / TI-86 Color Graphing Calculator

  • co2CREA hard graphing calculator color travel case replacement for Texas instruments TI-84 Plus CE graphing calculator or Texas instruments TI-84 Plus graphics calculator or Texas instruments TI Nspire CX II CAS color graphing calculator or Texas instruments TI-Nspire CX II color graphing calculator or Texas instruments TI-83 Plus programmable graphing calculator or Texas instruments TI-89 titanium graphing calculator and more writing materials..
  • This TI 84 graphing calculator case perfect fit Texas instruments TI84 Plus CE graphing calculator or Texas instruments TI-84 Plus graphics calculator or Texas instruments TI 83 Plus programmable graphing calculator or Texas instruments TI 89 titanium graphing calculator or Texas instruments TI Nspire CX II CAS color graphing calculator, and the TI 84 Plus CE cute calculator case has more space to accommodate the Texas calculators TI graphing calculator office calculators and more accessories..
  • co2CREA hard graphing office calculators Texas instruments graphing new TI-84 Plus graphing calculator case is a build-in super quality lining reflects superior taste and ensures a long-lasting performance, the soft anti static ....
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Dental Amalgam Filling Instrements Composite Shaper Carver Burnisher and Plugger by Artman Instruments Flat Ends Filling Carver

  • 【Dental Composite and Stainless Steel Filling】 Dental Instrument made with Medical Grade Stainless Steel. These Amalgam Pluggers are designed with the dentist in mind. These high quality instruments feature a lightweight but wider diameter handle to help reduce hand and wrist fatigue. All hand instruments are skillfully created, precise and durable.
  • 【Composition】It is used to carry the composite cement and to carve and shape the dental fillings. It is a high-quality product of 9mm diameter lightweight with a flat ends filling carver and non stick coating..
  • 【Filling instruments】Also known as placement instruments, are designed for placing and contouring pliable restorative materials into cavity preparations and other dental procedures. These instruments can be used to blend your composite, amalgam, restorative material to the margin for final contouring. All of our composite burnisher including these Instruments are used to smooth amalgam after condensing..
  • 【Rust Resistant and autoclave】Smooth finish for aesthetic and corrosion resistance. High Degree of Precision and Flexibility while conducting the Clinical Procedure. Full Autoclavable / Reusable..
  • 【ARTMAN INSTRUMENTS】A direct manufacturer of Surgical and Dental Instruments, have d....
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