Patent · US Expired

Projector

US6527397B2 · kind B2 · utility

10Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 2001
Grant dateMar 4, 2003
Priority date
Expiry dateAug 2, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B21/28
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

All of optical elements constituting a projecting optical system 10 are reflection mirrors 1 to 4. The reflection mirrors 1 to 4 are arranged in a plate-shaped support member 6 with a relative positional relation between the reflection mirrors being fixed. A position of the whole projecting optical system 10 with respect to an image-forming component 5 is adjust by moving the support member 6.

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