Patent · US Expired

Camera with through-the-lens lighting

US6654556B2 · kind B2 · utility

6Cited by
41References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 2001
Grant dateNov 25, 2003
Priority date
Expiry dateJun 15, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S17/88
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A camera with through-the-lens lighting, comprising:a light source that produces incoherent light;a photosensitive surface;focusing optics, having an optical axis, that forms an image of a scene, within a field of view, on the photosensitive surface,wherein the light is boresighted with the optical axis and directed toward the scene, illuminating substantially only the field of view of the camera.

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