편광계

Polarimeter with a lighting unit comprising four monochromatic LEDs for determining the angle and direction of rotation of polarised light as a function of wavelength as well as sample thickness and concentration with the help of an optically ... more

Polarimeter with a sodium lamp as the light source for the measurement of the rotation and the rotation direction of the polarization plane of polarized light through optically active substances as well for the determination of the concentration ... more