Invention Grant
US3674530A Optical glasses having improved spectral transmission produced from mercury nitrate containing glass batches
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具有由包含玻璃池的硝酸汞生成的改进的光谱传输的光学玻璃
- Patent Title: Optical glasses having improved spectral transmission produced from mercury nitrate containing glass batches
- Patent Title (中): 具有由包含玻璃池的硝酸汞生成的改进的光谱传输的光学玻璃
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Application No.: US3674530DApplication Date: 1971-03-18
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Publication No.: US3674530APublication Date: 1972-07-04
- Inventor: DEEG EMIL W , GRAF ROBERT E
- Applicant: AMERICAN OPTICAL CORP
- Assignee: American Optical Corp
- Current Assignee: American Optical Corp
- Priority: US12588571 1971-03-18
- Main IPC: C03C3/078
- IPC: C03C3/078 ; C03C3/102 ; C03C3/00
Abstract:
THE INVENTION RELATES TO A SERIES OF NEW GLASSES OF THE LOW CROWN AND LOW FLINT TYPE BUT WITH REFRACTIVE INDICES LOWER THAN THOSE PREVIOUSLY OBTAINABLE AND WITH IMPROVED SPECTRAL TRANSMISSON. THE CRUX OF THE INVENTION PROVIDES FOR THE CONTROLLED INCLUSION OF AN EFFECTIVE AMOUNT OF MERCURY NITRATE IN GLASS BATCH COMPOSITIONS.
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