The RX-5000α ( alpha ) is an automatic digital refractometer which can set measurement temperature internally and has the following features for measuring the refractive index, Brix or concentration of various liquids accurately and speedily

The NEW RX-5000α-Bev is a re-designed version of the conventional RX-5000α. A flat sample stage replaced the sample well to make it easier to wipe off the sample and to allow for a faster and easier clean up.

The NEW RX-5000α (alpha)-Plus features improved accuracy over the RX-5000α, with Brix ±0.010 and nD ±0.00002. The RX-5000α-Plus is an automatic digital refractometer which can set measurement temperature internally and has the following features for measuring the refractive index, Brix or concentration of various liquids accurately and speedily

The RX-7000α ( alpha ) is an improved ( upgraded ) model for a measurement range of refractive index and measurement temperature of an RX-5000α ( alpha ). The thermo module for constant temperature is equipped.