using a refractometer

Place of Origin:CHINA

Product Description Thank you for selecting our product. Before using this meter, please carefully read this Manual. It will instruct you on correct operation methods and simple examination and handling essentials so you can benefit from its advantages...

Place of Origin:CHINA

Product Description Thank you for selecting our product. Before using this meter, please carefully read this Manual. It will instruct you on correct operation methods and simple examination and handling essentials so you can benefit from its advantages...

Place of Origin:CHINA

Product Feature * Ultra-high repeatability accuracy:dE*ab≤0.025 * Excellent inter-stage consistency:dE*ab≤0.25 * The calibration base and zirconium reference with Mohs hardness of 9 are used to calibrate the instrument, which ensures the long...

Place of Origin:CHINA

Product Feature * Ultra-high repeatability accuracy:dE*ab≤0.02 * Excellent inter-stage consistency:dE*ab≤0.25 * The calibration base and zirconium reference with Mohs hardness of 9 are used to calibrate the instrument, which ensures the long-...

Place of Origin:CHINA

Product Feature * Ultra-high repeatability accuracy:dE*ab≤0.02 * Excellent inter-stage consistency:dE*ab≤0.2 * The calibration base and zirconium reference with Mohs hardness of 9 are used to calibrate the instrument, which ensures the long-...

Brand Name:KESHILONG

Model Number:GD3705

Place of Origin:China

... use . 2. It is equipped with sound water-proof system. Specifications: Dimensions 150Z*82*50mm Weight 1.2kg Power requirement 110v/220v,60hz/50hz,AC120W Details: Product & Service Products: Ophthalmic Instruments: Auto Refractometer, Phoropter, Auto Projector, PD...

Brand Name:KESHILONG

Model Number:GD3705A

Place of Origin:China

... effect, small volume, large power, easy use . 2. It is equipped with sound water-proof system. Details: Product & Service Products: Ophthalmic Instruments: Auto Refractometer, Phoropter, Auto Projector, PD Meter, Trial Lens Set, LCD Vision ...

Brand Name:Keshilong

Model Number:GD1307

Place of Origin:China

... For Optometrist Use Feature: 1. Power marks printed on the lens's surface 2. Diopter Options: -0.25,-0.50,-1.00 Metarial wooden Case wooden Lens Green Red Maddox Lenses Product & Service Products: Ophthalmic Instruments: Auto Refractometer, Phoropter, ...

Brand Name:Keshilong

Model Number:GD1502HV

Place of Origin:China

...Use Feature: 1. Power marks printed on the lens's surface 2. Diopter Options: 1D~12D Metarial Plastic Case wooden Vertical diopter 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12 (total 11 diopters). Horizontal diopter: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12 (total 11 diopters). Product & Service Products: Ophthalmic Instruments: Auto Refractometer, ...

Brand Name:KESHILONG

Model Number:GD8403B

Place of Origin:China

...Weight: 0.8kg Date Display Range: Binoculus PD 44-83mm Useful Range: Binoculus PD 22-41.5 Auto-power off: 1 minute Power: DC 6V Product & Service Products: Ophthalmic Instruments: Auto Refractometer, Phoropter, Auto Projector, PD Meter, Trial Lens Set, LCD

Brand Name:Fable

Model Number:FID-1A

Place of Origin:Guangdong, China

...a regular test instrument which special used to observe the polychroism of gem.In some cases Polychroism is the foundation to judge the gem, especially when the Refractometer, Polariscope and other instruments can't judge the color gem is Homogeneous mass...