Thorium Free Optical Glass Of High Refractive Index

Covers range (wt%): 20-40 B2O3, 40-60 La2O3, 0-1 ZrO2, 0-31 Ta2O5 and specifically two compositions, in the same order, 30, 53, 5, 12 and 33, 52, 10, 5. Some 30 composiions are listed with RI 1.747-1.873.

Author

Jenaer Glaswerke Schott & Gen

Origin

Unknown

Journal Title

Usp 3 080 240, 5/3/63

Sector

Refractive Indexes

Class

RI 23

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Journal Title Usp 3 080 240, 5/3/63

Class RI 23

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Thorium Free Optical Glass Of High Refractive Index

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