Patent · US Expired

Optical sighting device

US5924234A · kind A · utility

56Cited by
51References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 1997
Grant dateJul 20, 1999
Priority date
Expiry dateNov 20, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An aiming post for an optical sighting device providing an illuminated aiming mark defined by surfaces forming a generally sharp peak or point and also a construction for providing ambient light illumination for the aiming mark in which the intensity is selectively variable by the operator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.