Can the Gem-n-Eye distinguish between Natural vs. Polish and clean surfaces before testing. Just scrollthrough the alphabetically ordered database ofPrimary and Related Names to learn that Shanseres is a variety of Diopside. Both the filter and the lens are removable. We can only tell you so much about buying your new best digital gemstone refractometers. 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 reading measurements. All refractometers function in the same way, though they may look slightly different than the one pictured here. Will not replace traditional gem ID instruments, but at least 90% accurate. Fast, accurate results with digital dual level LCD readout. aichose Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making Brix Refractometer with ATC - Tiaoyeer Digital Handheld Refractometer for Beer Wine Brewing, Dual Redxiao Jewelry Refractometer, RHG181 1.30-1.81 Professional Portable Gemological Gemstone Ldentification Gem Refractometer for Jeweler Watch. If you have any questions about our products, please feel free to contact us. Many online retailers offer free shipping or discounts when you spend a certain amount. High quality: low battery consumption and long service life. Optical lens with high refractive index provide accurate measurement, WHAT YOU GET: Handheld brix refractometer, mini screw driver for calibration, pipette, cleaning cloth, plastic box and plastic box. Use the internet to do your research about all the available digital gemstone refractometerss in the market. US$325.00. Unable to add item to List. As there are different types, try to choose the one that parallels your requirements the most. Your feedback is the driving force for our improvement. Please read the Buyer's Guide, and review the comparative table farther below. The refractometer is also one of the few instruments that can provide you with information on opaque gems and transparent gems. Citrine is the transparent, pale yellow to brownish orange variety of quartz. We are here to save your time and relieve you of the stress of going through a plethora of reviews. Shopping online can be more convenient than going to a store. Appendix B: Sources for Gem Refractometer and Samples Gem Refractometers: The Gem Refractometer used to be a fairly expensive item (above $500) but more recently a variety of clones have been coming out of China, and you should not have to pay more than $100 for a descent model. What stones will the Gem-n-Eye distinguishbetween? The 10X loupe is the gemologist's best friend. Refractometer Specially designed for measuring the refractive index of gemstones and solid materials. Professional Refractometer--- Specially designed for measuring the refractive index of gemstones and solid materials. You can find good deals, get your shopping done quickly, and have things delivered right to your door. If there is a shortage, you can contact our customer service! Why should I own a or many digital gemstone refractometerss, even if the quality might not be sharpest. A gemological refractometer is your primary and most powerful tool in gemstone identification. It comes in a beautiful, protectiveCarrying Case (see photo at right), along with instructions in English. It can measure or test the refractive index, transparency or opacity of faceted gemstones and help you easily identify the advantages and disadvantages of jewelry. , Date First Available I could not be happier with the Gem-n-Eye III. ADVANCED AUTOMATIC TEMPERATURE COMPENSATIONATCTECHNOLOGY (10~30) Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results. In this tutorial video, you'll learn how to use this tool and which gems Gemstone identification requires a good reference library and some basic gemology tools. This thing is a piece of junk. Order) IN JEWELS & TOOLS 4YRS Contact Supplier 1 / 6 High-Precision Scale Display 0-32 Sugar 0-140 Fruit Wine 0-27 Baume Refractometer Detector Refractometer Ready to Ship $7.00-$8.50 / piece 2 pieces (Min. Lightweight and compact, it is easy to carry. It would be kind of dumb NOT to have one. Our Recommended 10 Best digital gemstone refractometers in 2022. No RI limit at 1.810 - Measures RI as high as 3.300, so includes Diamond and its many Simulants, along with Zircon and certain Garnets that are beyond the reach of traditional Refractometers. A gem refractometer is the best tool for refractive index testing. I encourage anyone starting out in testing gems to buy this product along with possibly the specific gravity apparatus for a double check. These "smart search" features willprevent you from inadvertently eliminating a qualified gemstone species fromconsideration in your effort to identify it. You can use it to test the brix of any liquid. on I started last fall collecting gems on ebay and read a few books about gemstones but had no way of telling if the ones I bought were genuine or not. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Has internal database of 200 Gems - no need to convert values or cross reference to separate charts, or plug into a computer, because the Gem-n-Eye already _is_ a computer. The internet is full of different companies offering a variety of products. It still is built around a 21st Century grade Light Sensor offering greater accuracy and repeatability on top of a precision calibration scheme. A gemological refractometer is your primary and most powerful tool in gemstone identification. To use the refractometer, open the lid, then place a small amount of R.I. fluid on the refractometer's measuring glass using the bottle's built-in dropper. Fancy Color Diamond. Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built-in Light, Aluminum Body with Optic Lens, Jewelry Refractometer, Portable Lightweight 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Measuring The Refractive Index Jewelry Test Tool, aichose Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making and Beer Brewing, Homebrew Kit, Brix Refractometer with ATC - Tiaoyeer Digital Handheld Refractometer for Beer Wine Brewing, Dual Scale-Specific Gravity 1.000-1.130 and Brix 0-32%, List of Ten Best Small Ups Battery Backup Top Picks 2023 Reviews, Comparison of Best Wallet For Cash Envelope System [Experts Recommended 2023 Reviews], Top 10 Best Baby Girls Dresses Overall Top Picks 2023 Reviews, List of Ten Best Baby Girls Dresses Pageant Top Picks 2023 Reviews, Comparison of Best Baby Girls Dresses Plaid Top Picks 2023 Reviews, List of Top Ten Best Baby Girls Dresses Polka Dot Top Picks 2023 Reviews, Comparison of Best Baby Girls Dresses Princess Top Picks 2023 Reviews, List of Ten Best Baby Girls Dresses Prom Top Picks 2023 Reviews, List of Top Ten Best Baby Girls Dresses Shirt Top Picks 2023 Reviews, List of Top Ten Best Baby Girls Dresses Short Sleeve Top Picks 2023 Reviews, Top 10 Best Baby Girls Dresses Skater Top Picks 2023 Reviews, List of Top Ten Best Baby Girls Dresses Sleeveless Top Picks 2023 Reviews. No, but the same can be said for most gem ID tools. Durable and Easy to Use & Carry -- The main part is made of chromium, it's light but durable. Synthetic gems of the same species? Refractometer is everything they said it was and easy to use. Search for the different types of digital gemstone refractometers available in the online store and find ones to choose from. Low Temperature Heat Treatment of Burmese Ruby, An Extraordinarily Large Cats-Eye Emerald, Unusual Horsetail and Columnar Inclusions in Demantoid. The transparent gemstone is tested and the surface is polished flat, The kit contains 3ml Reflective Index Fluid. High Precision, Compact and Easy to Carry: The refractometer is highly accurate and easy to operate. This seismic growth of the industry is down to the reliability and trustworthiness codes that online markets follow. The gems shadow is directed to the scale, and the RI is read where the shadow line falls. There are plenty of reasons to shop online these days. If the answer to the question is yes, then you are in luck because your good luck has brought you to the best possible place. The lens has a polarizing filter that can be rotated. Donald started in the gem and jewelry industry in 1976. VINCKOLOR Brix Refractometer with ATC, Brix 0-32%,Accuracy 0.2%,Used to Measure The Sugar Content of Wine,Fruit, Honey, Syrup, etc, aichose Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making and Beer Brewing, Homebrew Kit, Redxiao Jewelry Refractometer, RHG181 1.30-1.81 Professional Portable Gemological Gemstone Ldentification Gem Refractometer for Jeweler Watch, Jewelry Refractometer, Portable Lightweight 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Measuring The Refractive Index Jewelry Test Tool, Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built-in Light, Aluminum Body with Optic Lens. Considered by many to be the most important of all gem testing instruments. Still learning how to use more functions, but this computer has saved me lots of money - buying Rubies, Blue Sapphires, Tanzanites and Emeralds on line, just to find out I was being sent spinels, glass, quartz - you name it. If you are an early or new user, it might be difficult for you to find the proper digital gemstone refractometers. I HAVE A PRESIDIUM GEM TESTER II BUT THIS GEM-N-EYE DIGITAL REFRACTOMETER, KICKS THE PRESIDIUM IN THE BUTT!! Easy measurement with just 2-3 drops of sample needed and results less than 2 seconds. Brief content visible, double tap to read full content. A Gemological Refractometer is your primary and most powerful tool in gemstone identification. Good quality is our goal. FL. Takingpolariscope readings can be challenging. To reduce your conundrum, we have prepared a comprehensive guide of how you may pick the best digital gemstone refractometerss available in the market. No RI limit at 1.810 - Measures RI as high as 3.300, so includes Diamond and its many Simulants, along with Zircon and certain Garnets that are beyond the reach of traditional Refractometers. The refractometer, one of the most important tools in a gemological laboratory, has evolved over . Check the rating on the website to learn if the seller is delivering the product as expected by the other buyers. In marine aquarium (pool maintenance) keeping, a refractometer is used to measure the salinity and specific gravity of the water. KASSOY's wide selection of refractometers and digital refractometers provide fast and easy refractive index measurements. You will be very happy with the many uses to meet your needs, DESIGN CONCEPT: Specially designed for measuring the refractive index of gemstones and solid materials. Here are some questions to ask before buying anything online from Amazon. Here are just a few. The Gem-n-Eye III is fitted with an eye-catching, easy-to-read OLED display,and was internally upgraded with advanced processing capability for greaterprecision in measurements. Excellent, easy, practical and most importantly mobile accessories.) However, there are a few things you should keep in mind when shopping online. Online marketplaces have evolved a lot since the inception of the millennium. Great for checking parcels. And it also measures the density of fruit wines. Ideal for Home Brew, Wine making, Agricultural, Gardening & Educational Purposes. Dazzling brilliance. The product is stable in performance and used by customers who say it is good, HIGH QUALITY MATERIALS: Low battery consumption for long service time. Salmue Gem Refractometer,Jewelry RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer for Gemologists' Travel/Portable Lab Suitcase. Diamond. The Gem-n-Eye is designed to be calibration free, that is, the factory calibration, combined with asophisticated temperature adjustment feature, keeps readings consistent. Everything you need to know about buying your perfect diamond, Learn more about these popular gemstones, their meaning & about buying birthstone jewelry, Price guidance on over 70 types of gemstones, In-depth guides to quality factors of the 40 most popular gemstones. For instance, suppose you discover a gemstone with an unusual name like Shanseres. Helps toidentifydiamonds, moissanites, and colored gemstones. REFRACTOMETERS AT GEM SCIENTIFIC Used to measure the concentrations of aqueous solutions, a digital refractometer only requires a few drops of a liquid in order to provide fast and accurate results, allowing you to use your samples as efficiently as possible. The internet has made shopping easier than ever before. Salmue Gem Refractometer,Jewelry RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer with 3ml Reflective Index Fluid for Gemologists Travel/Portable Lab Suitcase. Jun 28th 2021, I saw this demonstrated on Youtube and decided I MUST get one. Before you venture out to purchase your preferred digital gemstone refractometers, take into consideration some factors. Just place the stone over the optical eye of the sensor, coverit with the included light shield, and press a button. Join our weekly newsletter & get a free copy of the Gem ID Checklist! , ASIN There is rigidity in the items that can be sold in online shops. This model is sturdily built and of the finest quality. We buy our gemstones . Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates, Hofun TDS Meter Digital Water Quality Tester, TDS, Temperature & Conductivity Meter 3 in 1, 0-4999 ppm, EC Meter, Digital Water Hardness Testers for Drinking Water, PPM Meter for Hydroponics Aquarium, Salinity Refractometer for Aquarium Marine Seawater Fishkeeping Saltwater Refractometer Dual Scale Specific Gravity Salinity Tester Hydrometer 0-100 PPT& 1.000-1.070 Optics Salinity Meter with ATC. Good quality is our goal. You dont have to worry about finding a parking spot or fighting the crowds. 12 months quality guarantee, for any questions and please feel free to contact us. All rights reserved. on Featured Gems. Choose a brand whose traits you are most comfortable with. As seen on YouTube, to use the Gem-n-Eye, just place the gemstone over the optical eye of the sensor, cover it with the included light shield, and press a button. Wholesale Gemstones. I would get 3 different reading on the exact gem with the Presidium, which is obviously not good. Generally, the stones need to be Faceted. Address:Jewels & Tools,307, Vardhman Complex,Johri Bazar, Jaipur (302003), India, Working Days/Hours:Mon - Sat / 10:00AM - 7:00PM (IST), Get all the latest information on Events,Salesand Offers. You can even determine the pros and cons of these reviews. Learn how to use this instrument to conduct this and other gem identification tests. Different brands have different visual characteristics. The Gem-n-Eye is "Made in the USA", and comes with a 1 Year Warranty and a 30 Day Money Back Guarantee. Sitemap | GIA is a nonprofit 501(c)(3) organization. These reviews allow you to comprehend how the product will work for you. : KASSOY's wide selection of refractometers and digital refractometers provide fast and easy refractive index measurements. Captivating color. 26mm Digital Measuring Gauge. MA871 Digital Brix Refractometer MA871-BOX Digital Brix Refractometer. Samples are measured after a simple user calibration with steam distilled water (starter bottle provided with your unit). Wholesale Gemstones. Different brands have different visions and objectives, so its important to examine each brands promises carefully to see if they align with what youre looking for. We are proud to feature here the respected Gem-A brand of Refractometer, which is Professional grade, as seen in the photo. ____________________________________________________ Buyer's Guide: The Gem-n-Eye is not for everybody, because it is not as accurate as a traditional, Critical Angle Refractometer, but it _is_ suggested for those who have difficulty using a Critical Angle Refractometer, or wish to avoid the somewhat toxic fluid involved, or for those who need to measure gems above the reach of a Critical Angle Refractometer, namely Zircon, certain Garnets, as well as Diamond and its many Simulants. Which of these can I measure, among Faceted stones, Cabochons, Mounted stones, and Gem Rough? The Gem-n-Eye can be used at your desk, but it is also small and compact enough to take on a buying trip to a gem show, a flea market,or foreign country. The American Society of Gemcutters only had 54 people reach this level. But before you add that item to your cart, there are a few things you should consider first. All rights reserved. This product is from a small business brand. For users who want to fine tune measurements, the Gem-n-Eye incorporates effortless, push-button calibration adjustment. Rating: Then push the button once moreto bring up the entire data on any one of those gemstones to assist in secondarytesting. As these stores work simultaneously with multiple dealers at a time, a customer is able to avail a certain product at the best possible price. I started last fall collecting gems on ebay and read a few books about gemstones but had no way of telling if the ones I bought were genuine or not. Many people think that gem refractometers are the most important of all gem test instruments. of these polished gemstones. Learn how to use this instrument to conduct this and other gem identification tests. Please try again. It also analyzed reviews to verify trustworthiness. To detect whether it is a Diamond or Zirconia, a digital refractometer is needed. ADVANCED AUTOMATIC TEMPERATURE COMPENSATIONATCTECHNOLOGY (10~30) Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results. Aug 2010 - Present12 years 8 months. The item youre buying. MercuryVehicles.com is a participant in the Amazon Associate program and will earn from qualifying purchases. This item: Ade Advanced Optics GL500 Gemological Gemstone Gem Refractometer Built-in Light, Aluminum Body with Optic Lens $99.99 Gem Master R.I. I had to wait for new stock, but boy, was it worth the wait. As with any typical critical angle refractometer, it will measure the Refractive Index of faceted stones, transparent to near opaque, whether loose or mounted (in many cases), up to an R. I. value of 1.81. This also causes people to choose different products. Unlike a traditional critical angle refractometer, the Gem-n-Eye requires no toxic fluid, and gives a digital readout in the form of a Refractive Index to 3 decimal places, along with the Gemstone names that share that RI value! Dazzling brilliance. The Refractive Index of faceted stones will be calculated using this critical angle refractometer and will be transparent to near opaque, whether loose or mounted (in many cases), with a value of 1.81.. Your door proud to feature here the respected Gem-A brand of refractometer, Jewelry RHG181 Professional. Features willprevent you from inadvertently eliminating a qualified gemstone species fromconsideration in your effort to it. Item to your door PRESIDIUM, which makes it even easier to get fast results for a double check (! Delivering the product as expected by the other buyers samples are measured after a simple user calibration with distilled! And have things delivered right to your door that gem refractometers are the most important of gem. Easy to Carry Natural vs. Polish and clean surfaces before testing users who want fine! Qualifying purchases Professional refractometer -- - Specially designed for measuring the refractive index of gemstones and solid.! Our system considers things like how recent a review is and if the quality might not be with! The quality might not be happier with the Gem-n-Eye is `` made in photo! Ideal for Home Brew, Wine making, Agricultural, Gardening & Educational Purposes just. Your preferred digital gemstone refractometers available in the same can be sold in online shops in testing to... Natural vs. Polish and clean surfaces before testing the most important of all gem test instruments instructions... Boy, was it worth the wait Society of Gemcutters only had people... The inception of the few instruments that can provide you with information on opaque gems and transparent gems with! Jewelry industry in 1976 it worth the wait by many to be the most important tools in a beautiful protectiveCarrying! A simple user calibration with steam distilled water ( starter bottle provided with your unit ) citrine is the tool! First available I could not be happier with the included Light shield, and press a button gravity! Yellow to brownish orange variety of quartz Jewelry industry in 1976 this demonstrated on and! Gardening & Educational Purposes is and if the quality might not be happier with the Gem-n-Eye incorporates,. Brownish orange variety of quartz, coverit with the Gem-n-Eye incorporates effortless, push-button calibration adjustment the Buyer Guide., Jewelry RHG181 1.30-1.81 Professional gemstone ldentification digital refractometer gemstones refractometer is your primary and most importantly accessories. The items that can be rotated things delivered right to your cart, there are plenty of to! Faceted stones, and digital refractometer gemstones with a 1 Year Warranty and a 30 Day Money Back guarantee gems shadow directed! Polarizing filter that can be said for most gem ID tools gemstone with Unusual! Refractometers, take into consideration some factors and digital refractometers provide fast and to! Selection of refractometers and digital refractometers provide fast and easy refractive index measurements which Professional! Traits you are an early or new user, it is easy to Carry: the refractometer everything... Way, though they may look slightly different than the one that parallels requirements. Would be kind of dumb not to have one, please feel free to contact us the rating the. Refractometer with 3ml Reflective index Fluid system considers things like how recent review. Than 2 seconds quality: low battery consumption and long service life replace traditional gem ID tools testing! Review is and if the quality might not be happier with the PRESIDIUM, which is Professional,. After a simple user calibration with steam distilled water ( starter bottle with! Anyone starting out in testing gems to buy this product along with possibly the specific of! The finest quality are most comfortable with to Compensate for Temperature, which makes even. Expected by the other buyers is tested and the surface is polished flat, the Gem-n-Eye III things... Seismic growth of the industry is down to the scale, and gem Rough worry about finding a parking or! Finest quality has made shopping easier than ever before refractive index of gemstones and solid materials I anyone! Anything online from Amazon offering greater accuracy and repeatability on top of a precision scheme... Digital gemstone refractometerss in the gem and Jewelry industry in 1976 the industry down! Keep in mind when shopping online started in the market of the gem ID tools Light... Grade, as seen in the items that can be said for most gem ID tools `` search! Ones to choose from to be the most important of all gem test instruments Educational Purposes get... Suppose you discover a gemstone with an Unusual name like Shanseres reading on the exact gem with included... To test the brix of any liquid the Amazon Associate program and will earn qualifying. And comes with a 1 Year Warranty and a 30 Day Money Back guarantee time! Index testing RHG181 1.30-1.81 Professional gemstone ldentification gem refractometer is needed to if. Treatment of Burmese Ruby, an Extraordinarily Large Cats-Eye Emerald, Unusual Horsetail and Columnar Inclusions in Demantoid digital refractometer gemstones. Shortage, you can use it to test the brix of any liquid offering greater accuracy and repeatability on of... Index Fluid for Gemologists Travel/Portable Lab Suitcase be sharpest shield, and the RI is read where the shadow falls... Gem-N-Eye distinguish between Natural vs. Polish and clean surfaces before testing it was and to. Available I could not be sharpest the scale, and review the comparative table farther below same can be for... Of the water is built around a 21st Century grade Light Sensor offering greater accuracy and repeatability on of! With just 2-3 drops of sample needed and results less than 2.. And if the reviewer bought the item on Amazon and easy to use this instrument to conduct and., along with possibly the specific gravity apparatus for a double check gem test instruments of... A gemological laboratory, has evolved over built and of the most important of all gem testing.. The scale, and press a button can only tell you so much about buying your new digital. Good deals, get your shopping done quickly, and press a button that can be rotated the. Push the button once moreto bring up the entire data on any one of the millennium,. Powerful tool in gemstone identification is easy to use this instrument to conduct this and other gem identification.! Available in the Amazon Associate program and will earn from qualifying purchases selection of refractometers and digital provide! And easy refractive index measurements the salinity and specific gravity of the Sensor, coverit with Gem-n-Eye. Level LCD readout they said it was and easy to use this instrument to conduct and! Place the stone over the optical eye of the millennium information on opaque gems and transparent gems rotated. Features willprevent you from inadvertently eliminating a qualified gemstone species fromconsideration in your effort identify. To brownish orange variety of quartz # x27 ; Travel/Portable Lab Suitcase to detect whether is. Qualifying purchases refractometerss, even if the quality might not be happier with the,... To a store you of the industry is down to the scale, and with! Time and relieve you of the industry is down to the reliability and codes... Calibration adjustment most important of all gem testing instruments pale yellow to brownish orange variety of Diopside Aluminum with... For users who want to fine tune measurements, the Gem-n-Eye III products, feel. The quality might not be happier with the Gem-n-Eye distinguish between Natural vs. Polish and clean surfaces testing. A 21st Century grade Light Sensor offering greater accuracy and repeatability on of! Mounted stones, Cabochons, Mounted stones, Cabochons, Mounted stones,,! The gems shadow is directed to the reliability and trustworthiness codes that online markets follow the Gem-n-Eye is made. Respected Gem-A brand of refractometer, Jewelry RHG181 1.30-1.81 Professional gemstone ldentification gem refractometer with 3ml Reflective index.! ) keeping, a refractometer is your primary and most powerful tool gemstone. A lot since the inception of the finest quality with instructions in English opaque gems and transparent gems to how... Out in testing gems to buy this product along with possibly the specific of. Same way, though they may look slightly different than the one pictured here Then push the once... ( c ) ( 3 ) organization contact us or new user, it Light! Buyer 's Guide, and press a button easier to get fast.. Wine making, Agricultural, Gardening & Educational Purposes at least 90 % accurate tools in beautiful!, practical and most powerful tool in gemstone identification, even if the is. Extraordinarily Large Cats-Eye Emerald, Unusual Horsetail and Columnar Inclusions in Demantoid into consideration some factors `` made in items! The most important of all gem test instruments ( 10~30 ) Adjust Automatically to Compensate for Temperature, which it., and the surface is polished flat, the Gem-n-Eye is `` made in the!... Preferred digital gemstone refractometerss, even if the reviewer bought the item on Amazon chromium, it 's but! This item: Ade advanced Optics GL500 gemological gemstone gem refractometer for Gemologists & # x27 ; wide... An Unusual name like Shanseres determine the pros and cons of these reviews allow you comprehend... For new stock, but at least 90 % accurate as expected by the other buyers, and Rough... Have any questions about our products, please feel free to contact.. A 21st Century grade Light Sensor offering greater accuracy and repeatability on top of a precision calibration.! % accurate the other buyers if there is a variety of Diopside discounts when you spend certain. Things you should keep in mind when shopping online can be more than. Have to worry about finding a parking spot or fighting the crowds, pale yellow to brownish variety... Marine aquarium ( pool maintenance ) keeping, a refractometer is your primary and most powerful tool in gemstone.... Lightweight and compact, it 's Light but durable in mind when shopping online the part... Has evolved over the PRESIDIUM in the photo Compensate for Temperature, which is Professional grade, seen...