The refractive index (nd) of H-ZLaF70GT is 1.90366, and the dispersion coefficient (υd) is 31.32. Through process optimization, the transmittance of the glass is further improved on the basis of H-ZLa...
View details
The refractive index(nd) of H-PK71 is 1.56910, and the dispersion coefficient(vd) is 71.30. The material is the glass with special dispersion. Comparing to the other products in the same series, it ha...
View details
The refractive index (nd) of H-ZF56 is 1.85478, and the dispersion coefficient (υd) is 24.80. It has anomalous dispersion characteristics, and has a higher refractive index in the same kind of anomal...
View details
Administrative Hotline：0710-334-9999
Marketing Hotline：139-8637-2009
Official public account