principle of refractometer

... is the design principle of the product. Refractometer is an test instrument to test liquid by using light ray. Usage Refractometer is a precision optical instrument, featuring in simple use, accurate measurement, light weight, small volume and etc. By

FKR-900 Auto Refractometer with Keratometer 6.5" color and touch screen can measure the eye did cataract surical before Main Feature : 1. use rotating prism principle , very high accuracy . 2. 6.5" color and touch screen 3. auto measure function 4. ...

... tested medium temperature changes , the Brix value ( soluble solids ) after temperature compensation is displays and the output changes accordingly. Working Principle The concentration sensor is used to measure the concentration of the liquid, and the

... The digital refractometer is a digital high-precision optical instrument designed by the principle of refraction. It is small and beautiful, easy to use, and LCD large-screen LCD digital display. As long as a drop of sample solution is ...

LH-T55 Portable Digital Brix Refractometer OVERVIEW LH-T55 digital refractometer is a high-precision optical instrument designed with the principle that different liquids have different refractive indices. It has the characteristics of beautiful appearance...