Accession Number:

AD0705026

Title:

OPTICAL GLASS,

Descriptive Note:

Corporate Author:

FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OHIO

Personal Author(s):

Report Date:

1970-03-17

Pagination or Media Count:

6.0

Abstract:

Optical glass having a low tendency to devitrification contains 26-30 7.B2O3, 26-29 La2O3, 29-32 ZnO, 5.5-6.5 SiO2, 1-3 ZnO2 and 5-10 Ga 2O3. The glass may also contain not more than 2 TiO2 and not more than 5 Nb2O5. The glass is melted by induction in a platinum crucible. Its coefficient of refraction is between 1.71-1.76 and its coefficient of dispersion between 50.0-44.6. Author

Subject Categories:

  • Ceramics, Refractories and Glass

Distribution Statement:

APPROVED FOR PUBLIC RELEASE