| 发明名称 |
FRESNEL SPIRAL REFLECTOR AND METHOD OF MAKING SAME |
| 摘要 |
<p>A spiral Fresnel reflector is formed by plotting a predetermined developed spiral on a flat sheet of reflecting material, cutting the flat sheet of reflecting material along the developed spiral and winding up the developed spiral until the spiral arms focus reflective light at a focal area. The developed spiral can have either a positive or a negative focal length.</p> |
| 申请公布号 |
CA1162120(A) |
申请公布日期 |
1984.02.14 |
| 申请号 |
CA19810372291 |
申请日期 |
1981.03.04 |
| 申请人 |
GEORGIA TECH RESEARCH INSTITUTE |
发明人 |
STEENBLIK, RICHARD A.;HO, DAR-VEIG |
| 分类号 |
F24J2/24;F24J2/10;F24J2/54;G02B5/09;G02B5/10;G02B17/00;(IPC1-7):F24J3/02;G02B5/08 |
主分类号 |
F24J2/24 |
| 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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