Schmidt Haensch Multiple wavelength Refractometer. ♦High-precision Refractometer ♦Automatic dispersion measurement ♦Seven wavelengths fixed ♦Automatic ABBE number measurement ♦Ideal for research and development
Digital single beam photometer for the determination of liquid colour; uses polarimeter tubes up to 100mm; 420; 560 and 720nm wavelenth standard, up to total 9 wavelengths can be added