Projectile guidance system including a compact semi-active laser seeker
US8207481B2 · kind B2 · utility
5Cited by
45References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2009 |
| Grant date | Jun 26, 2012 |
| Priority date | — |
| Expiry date | Sep 24, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B3/08
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A guidance system may include an optical system to focus incident radiation onto a detector configured to generate at least one guidance signal in response to the focused incident radiation. The optical system may include a first lens having a first side and a second side, the first side consisting of a Fresnel lens formed on a generally convex surface and the second side being generally planar.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.