Patent · US Expired

Circular microscope specimen slide

US4589743A · kind A · utility

15Cited by
2References
1Claims
0Family size

Inventor

Key dates

Filing dateMar 8, 1985
Grant dateMay 20, 1986
Priority date
Expiry dateMar 8, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B21/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A circular specimen slide with five recessed viewing chambers arranged in a circle around a central viewing chamber. The slide has a straight edge which provides standard orientation of the slide and permits any recorded position of a specimen to be located and viewed again even after the slide has been removed from the microscope stage.

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