Patent · US Expired

Ophthalmic apparatus

US7524063B2 · kind B2 · utility

0Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 26, 2003
Grant dateApr 28, 2009
Priority date
Expiry dateJun 22, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B3/152
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An ophthalmic apparatus capable of performing smooth examination. The apparatus includes a chin rest on which a chin of an examinee is placed, a chin rest moving unit which puts the chin rest into up/down movement, an examination unit which has an examination optical system for examining an eye of the examinee, a first moving unit which puts the examination unit into up/down movement with respect to the eye, an alignment condition detection unit which detects an alignment condition of the examination unit with respect to the eye, and a control unit which drives and controls the chin rest moving unit based on at least any one of a possible range of the up/down movement and a limit position of the up/down movement of the examination unit as well as a detection result obtained by the alignment condition detection unit.

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