Patent · US Expired

Method of and arrangement for reenlargement of microfilmed originals

US5214469A · kind A · utility

1Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 1992
Grant dateMay 25, 1993
Priority date
Expiry dateApr 22, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B21/111
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of reenlargement of microfilm originals stored in form of microimages includes providing a plurality of microimages on a carrier, selecting microimages from the plurality of microimages for reenlargement on a receiving medium, positioning a selected microimage in an image window suitable for the reenlargement, transferring the microimage on the receiving medium by an objective focused on the image window, during the transfer of the microimage on the carrier positioning a second microimage located on another carrier in a second image window and after the transfer of the first mentioned microimage, transferring the second microimage on the receiving medium.

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