Optical Glass Of High Refractive Index And Low Dispersion

Comprises (wt%): 40-46 B2O3, 32-38 La2O3, 10-13 ThO2, 1-8 MgO, 2-11 SrO and 1-9 BaO, the sum of La2O3 and ThO2 being 44-48 and the sum of MgO, SrO and BaO being 10-15.

Author
Hoya Glass Works Ltd
Origin
Unknown
Journal Title
Jap P 73/43651, 20/12/73
Sector
Refractive Indexes
Class
RI 12

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Optical Glass Of High Refractive Index And Low Dispersion
Jap P 73/43651, 20/12/73
RI 12
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