Patent · US Expired

Image capture instrument with side view angle

US5865725A · kind A · utility

13Cited by
9References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 1997
Grant dateFeb 2, 1999
Priority date
Expiry dateJan 9, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B1/07
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The present invention is characterized by arranging along the lengthwise direction within a lens barrel: a side view mirror or prism which reflects in the lengthwise direction of said lens barrel the optical image incident from a translucent window that opens to the tip side surface; an image focusing optical system which focuses that optical image; and a CCD element which captures the optical image focused by said image focusing optical system; and is characterized by mounting in the light route reaching from aforementioned side view mirror or prism to said CCD element optical image inversion mirror or prism which reflects the optical image inverted by said side view mirror or prism such that it faces said CCD element in a reinverted state.

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