Reddening-resistant layer
US12253703B2 · kind B2 · utility
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1References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 31, 2020 |
| Grant date | Mar 18, 2025 |
| Priority date | — |
| Expiry date | Apr 6, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2207/107
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present application relates to an optical laminate or a reddening-resistant layer. The present application can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.