Night vision monocular device
US5943174A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1998 |
| Grant date | Aug 24, 1999 |
| Priority date | — |
| Expiry date | Jun 16, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B23/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A monocular night vision device comprising an objective lens assembly for receiving low intensity light; an image intensifier assembly comprising a variable gain image intensifier tube having an adjustable potentiometer mounted external to the tube for converting the low intensity light into a visible output image; a single eyepiece lens assembly for viewing the output image from the image intensifier assembly; and a non-metallic housing for receiving the objective lens assembly, image intensifier assembly, and eyepiece lens assembly, wherein the housing aligns the objective lens assembly with the image intensifier assembly and the eyepiece lens assembly along an optical axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.