Patent · US Expired

Device for the display of simulated images for helmets

US5184250A · kind A · utility

30Cited by
11References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 31, 1991
Grant dateFeb 2, 1993
Priority date
Expiry dateMay 31, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0132
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The disclosed display device for simulators has an off-axis collimated display system: a spherical screen and a spherical mirror that are fixed to a helmet worn by the user. This device gives a wide horizontal field and a relatively low attenuation of the external view.

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