Patent · US Expired

Compound prism

US5402269A · kind A · utility

9Cited by
8References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 1993
Grant dateMar 28, 1995
Priority date
Expiry dateFeb 26, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B11/10543
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A compound prism including a plurality of unit prisms which have reflective interfaces defined by outer and/or inner surfaces thereof and which are arranged so that light is reflected by an inner surface of the interface of one of the unit prisms and by an outer surface of the interface of another unit prism.

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