Optical And Ophthalmic Glasses

Glass with RI 1.78-1.82, Abbe number at least 31, and density > 3.80 consists of (wt%): SiO2 15-30, B2O3 2-17, Al2O3 0-6.5, Li2O 0-5, Na2O 0-5, K2O 0-5, MgO 0-6, CaO 15-28, SrO 0-11, BaO 0-11, ZnO 0-11, La2O3 16-30, ZrO2 0-10, Nb2O5 5-26, TiO2 0-14.

Author
Corning Glass Works
Origin
Unknown
Journal Title
Usp 4 742 028, 3/5/88
Sector
Refractive Indexes
Class
RI 27

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Optical And Ophthalmic Glasses
Usp 4 742 028, 3/5/88
RI 27
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