Patent · US Expired

Method and apparatus for producing an optical element using a molding block and a temperature effecting mechanism contacting the molding block for heat exchange

US5766294A · kind A · utility

10Cited by
10References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 22, 1996
Grant dateJun 16, 1998
Priority date
Expiry dateMar 22, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P40/57
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method and an apparatus for producing an optical element capable of performing a molding temperature control required for a plurality of independent molding blocks in a short period of time, and continuously and simultaneously producing a plurality of different optical elements having a high degree of accuracy at a low cost is provided.

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