The TDR series are the top model at good price in the market now, named table digital refractometers. The instrument can be designed with 5 different scales. We can add any scale according to our cust

Just hold the filter close to your eye and look at the stones. Multiple stones can be viewed at once. It is helpful with identifying certain red, blue and green stones.Chelsea filters are primarily us

Product Name: Emerald Color FilterPlace of Origin: ChinaJust hold the filter close to your eye and look at the stones. Multiple stones can be viewed at once. It is helpful with identifying certain red

Just hold the filter close to your eye and look at the stones. Multiple stones can be viewed at once. It is helpful with identifying certain red, blue and green stones.Chelsea filters are primarily us

Features:1) Many kinds of magnifications are available, with 200x and 400x most welcomed2) Easy to use and suitable to anyone who wants to check the fiber terminationor the fiber connectors at home or

Product Name: Fiber Inspection MicroscopeModel Number: CL-200,CL-400, DL200XPlace of Origin: ChinaFeatures:1) Many kinds of magnifications are available, with 200x and 400x most welcomed2) Easy to use

Features:1) Many kinds of magnifications are available, with 200x and 400x most welcomed2) Easy to use and suitable to anyone who wants to check the fiber terminationor the fiber connectors at home or

Features:1) Many kinds of magnifications are available, with 200x and 400x most welcomed2) Easy to use and suitable to anyone who wants to check the fiber terminationor the fiber connectors at home or

Product Name: Fluid RefractometerModel Number: RHA-100atc, rha-300atc, rha-503atcPlace of Origin: ChinaIt is designed for testing for concentration of the battery fluids, antifreeze liquid and cleanin