Target acquisition improvements using patterned dichroic coatings
US10393480B2 · kind B2 · utility
1Cited by
14References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 30, 2018 |
| Grant date | Aug 27, 2019 |
| Priority date | — |
| Expiry date | Apr 30, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2001/2284
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A target spotting device incorporating target acquisition improvements using patterned dichroic coatings wherein a color is assigned to an individual Bullet Drop Compensation reticle and/or other reticle elements to improve the observer's rate of target acquisition is disclosed. These dichroic patterns coatings can also be used individually or with etch and fill, chrome, anti-reflective chrome or holographic reticle elements. Patterned dichroics coatings can be incorporated into both 1st or 2nd focal plane reticle locations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.