Optical sight
US3963356A · kind A · utility
47Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 5, 1974 |
| Grant date | Jun 15, 1976 |
| Priority date | — |
| Expiry date | Dec 5, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/34
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical sight, which includes a light source and a lens system wherein the lens system is an image of the light source, serving as an aiming point to the pointer's eye. The lens system has a reflecting surface for reflection in the direction of the pointer's eye of radiation from the light source. Means are provided for making a periodic change of the luminance of the image of the light source with a frequency with the perceptibility range of the eye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.