发明名称 |
INFRA-RED INTERFERENCE FILTER |
摘要 |
Infra-red reflecting interference filter having a substrate capable of transmitting visible energy and having a surface with a precoat layer adherent thereto formed of a thin layer of material and a layer of silver deposited on the thin layer and having a thickness so that it is highly transmitting of visible energy and highly reflecting of infra-red energy.
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申请公布号 |
US3682528(A) |
申请公布日期 |
1972.08.08 |
申请号 |
USD3682528 |
申请日期 |
1970.09.10 |
申请人 |
OPTICAL COATING LAB. INC. |
发明人 |
JOSEPH H. APFEL;ROBERT M. GELBER |
分类号 |
G02B5/28;(IPC1-7):G02B5/28 |
主分类号 |
G02B5/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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