Patent · US Expired

System and method for providing a substrate having micro-lenses

US6850368B2 · kind B2 · utility

8Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 8, 2003
Grant dateFeb 1, 2005
Priority date
Expiry dateJul 8, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B3/0075
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

To provide a micro-lens substrate wherein a higher contrast ratio can be obtained when used in a liquid crystal panel and the like. A micro-lens substrate 1A includes a first substrate 2 with concaves for microlenses having a plurality of first concaves 31 and first aligment marks 71 formed on a first glass substrate 29, a second substrate 8 with concaves for microlenses having a plurality of second concaves 32 and second aligment marks 72 formed on a second glass substrate 89, a resin layer 9, microlenses 4 consisting of double convex lenses formed of a resin filled in between the first and second concaves 31 and 32, and spacers 5.

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