Home > Products > Digital Refractometer > Hot Sale!Auto Digital Gem Refractometer RI: 1.400~3.000 nD
Hot Sale!Auto Digital Gem Refractometer RI: 1.400~3.000 nD
- 100000 Piece / Pieces per Month
- jewely scale
- jewely scale
- jewely scale
- Metal Led Telescoping Magnetic Pickup Tool
- Ring Sizer UK/US Official Ring Size Measuring Instrument Men Women Finger Sizers Professional DIY Jewelry Accessories Tools
- EU/JP/KR/UK/US Useful Standard Jewelry Measuring Tool Rings Size Metal Finger Ring Sizer Measure Gauge
Product Details
Brand Name: | Lumen | Place of Origin: | Fujian, China | Model Number: | DG-501 |
Product Description
Specifications
Specifications:1.Test Range: 1.400~3.000
2.Power Input: 9V Battery
3.Working Temperature: 10~28 Degree
Hot Sale!Auto Gem Refractometer RI: 1.400~3.000 nD
Introduction:
DG-501 Gem Digital Refractometer is for measuring the gem refractive index of an unknown gem stones, it is covering the full range from 1.40 to 3.00. It gives a quick and reliable differentiation of diamonds and imitations colored stones from their many imitations.
Calibration:
If the instrument has been subjected to rough handling in shipment , or if your environments is very different in temperature,calibration adjustment may require.
- Turn on the “ ON” button
- Press “TEST” button until the “CAL” appears
- When the screen display “1.487”, place scale sample (1.487) on test platform, then press test button; now the screen display “1.806”, place scale sample (1.806) on the test platform, then press test button again.
- When the screen display “END”, the calibration is finished.
Operation Instruction:
- Prepare: Please clean the gem stone and the test platform carefully before using. Any dust or fingerprint will effect the testing result.
- Put the Sample: Turn on the refractometer, then the screen display “0.000”, placed your sample on the center of the test platform. Make sure the gem is centered.
- Test: Press the button “Test”, you can get the testing result and distinguish what kind of stone is.
Notification:
It is really very important to clean the sample and test platform before using.
Parts:
Please check the following items:
Digital Refractometer ……………………………………1
Scale Sample ………………………………………………2
Clean Cloth ………………………………………………1
Replace the Battery
When it is disable to turn on the refractometer, please replace the battery:
Contact Us
- Lumen Optical Instrument Co., Ltd.
- Contact nameCarrie Cheng
- Phone86-591-87952208
- Address450wu-si North Rd. Fuzhou City, Fujian Province. China Fuzhou,Fujian
- Portable small mini electrical copper platinum siliver gold melting induction furnace for sale
- accurate XRF gold jewelry tester for precious metals rapid test
- xrf gold purity testing machine
- cheap xrf gold tester for gold purify rapid measurement
- Jewelry Gem Faceting Equipment Angle Polisher Mechanical Arm Gem Faceting Machine (96 Dial Scale)
- Gem Faceting Machine Jewelry Gemstone Faceting Equipment Angle Polisher Mechanical Arm (96 Dial Scale)
- 110V/220V 200W DX-30A Mini Spot Welder Laser Spot Welding Machine Jewelry Tool
- 15X Multifunctional Magnifier Portable Pocket Handheld Glass Loupe Magnifying Tool with 2 LED Light Lamp
- Magnifying Glass LED Magnifying Lighting Reading Lens Eye Magnifier New
- 1PC Dumpling Maker Molud Dough Press Pie Ravioli Mould Cooking Pastry Making Tools For Kitchen
- Portable High Precision 0.001g Electronic Scale Digital Mini Jewelry Pocket Scales
- polishing machine
- 2020 high quality XRF Gold Tester , Fast X-Ray Gold purity Tester and Portable Gold density Tester XRFGold Tester for sale
- Gold And Silver Tester, Gold Purity and Karat Tester,Gold Purity Testerview Larger Gold testing instrument
- Low cost Xrf Gold Testing Machine Jewelry tester Mini Computor desktop gold tester xrf analyzer
- 2020 XRF Gold Purity Tester Machine, Gold Carat Meter Detector, Xrf Ray Gold Teste
- 2020 XRF Gold Purity Tester Machine, Gold Carat Meter Detector, Xrf Ray Gold Teste
- 2020 Low cost Gold Tester Machine Gold Karat Testing, Gold Quality Testing Machine Cheap Xrf Gold Testing Machine
- Low cost Xrf Gold Testing Machine Quick Gold Tester Mini Computor desktop gold tester xrf analyzer
- 2020 XRF Gold Purity Tester Machine, Gold Carat Meter Detector, Precious Metal Purity Tester Gold Purity Testerview Larger
- Gold And Silver Tester, Gold Purity and Karat Tester,Gold Purity Testerview Larger Gold testing instrument Spectrum Analyzers
- Gold And Silver Tester, Gold Purity and Karat Tester,Gold Purity Testerview Larger Gold testing instrument
- 2020 high quality XRF Gold Tester , Fast X-Ray Gold purity Tester and Portable Gold density Tester Quick Gold Tester for sale
- K Value Analyzer /Gold Karat Purity Testing Machine with Thermal Printer Quick Gold Tester high quality XRF Gold Tester
Popular Searches
- disposable piercing forceps
- dapping punch set
- gemstone carving tools
- tweezers for computer repair tools
- diamond tester pen
- Tungsten Carbide Draw Plate
- Link Tool
- jewelery tools
- ear piercing gun
- wax carving for jewelry
- pearl holing machine
- Blower Tool
- jewelery making tools
- tools for jewelery
- vacuum wax injector
- digital vacuum wax injector
Recommended Products
- Portable Soft PU Glasses Pouches Sunglasses Leather Bag Spectacle Eyewear Protector Eyeglass pouch Flat glasses Packaging bag
- Wholesale Replica Omega Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Rolex Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Rolex Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Rolex Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Rolex Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Rolex Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Omega Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Omega Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Omega Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Omega Watches AAA Fashion Casual Wrist Watch
- Wholesale Replica Versa Watches AAA Fashion Casual Wrist Watch
Find Similar Products By Category
- Timepieces, Jewelry, Eyewear > Jewelry > Jewelry Tools & Equipment
- Buy on GoldSupplier.com
- How to Buy
- Browse by Catagories
- Browse by Hot Regoins
- Private Sourcing Events
- Sell on GoldSupplier.com
- How to Sell
- Post Products
- Manage Products
- Manage Groups
- About
- About Us
- Link to Us
- Contact Us
- Sitemap
- Please Enter your Email Address
- Please enter the content for your inquiry.
We will find the most reliable suppliers for you according to your description.
Send Now-
Carrie Cheng
Welcome to my shop! Glad to serve you!Please send your question!
Your message has exceeded the limit.
Your message has exceeded the limit.
-
-
Your inquiry content must be between 20 to 5000 characters.Send Now.
-
Please input the mailbox.
-