Patent · US Expired

Hand-held microscope

US4729635A · kind A · utility

14Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1986
Grant dateMar 8, 1988
Priority date
Expiry dateJul 21, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B21/0008
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A hand-held microscope has two articulated members movable towards and away from each other for focusing. One member holds a specimen to be examined and has an object aperture with which the specimen is aligned during use. The other member has a lens aperture aligned with the object aperture and bears a lens member having at least two different lenses thereon and which is rotatably mounted thereon for bringing any one of the lenses into alignment with the object aperture.

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