The Brix concentration, refractive index or other parameters are always needed in lab or our life. The traditional optical refractometer is very popular used to measure these parameters. Compared with

Product Name: Hand Held Digital Oe RefractometerModel Number: PDR40WPlace of Origin: ChinaThe Brix concentration, refractive index or other parameters are always needed in lab or our life. The traditi

The Brix concentration, Refractive index or other parameters are always needed in lab or our life. Optical refractometer is very popular used to measure these parameters. The Digital refractometer wit

Product Name: Hand Held Digital RefractometerModel Number: Pocket type digital modelsPlace of Origin: ChinaThe digital refractometer with a digital readout and LCD display will eliminateuncertainties

This gem analyzer combines a darkfield loupe with a focusable lens, a polariscope with a rotating platform and an immersion cell. It is supplied with a small flashlight.

This gem analyzer combines a darkfield loupe with a focusable lens, a polariscope with a rotating platform and an immersion cell. It is supplied with a small flashlight.

Product Name: Hand Held Polariscope (Gem Instrument)Place of Origin: ChinaThis gem analyzer combines a dark field loupe with a focusable lens, a polariscope with a rotating platform and an immersion c

All kinds of traditional hand held refractometer from sinoptics at high quality and best price!Traditional portable refractometer is professionally designed for testing the concentration of many kinds

The model is designed to measure concentration in many kinds of liquids related sugar, such as fruit juice, canned food, condensed milk, liquid sugar and jam. With convertible two scales, its measurem