Patent · US Expired

Camera having a flash unit built therein

US4515453A · kind A · utility

34Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1984
Grant dateMay 7, 1985
Priority date
Expiry dateMay 10, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B2215/0535
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A camera for exposing a film to the image of an object to be photographed includes housing means, flashlight emitting means having a light-emitting portion for applying light toward the object to be photographed, the light-emitting portion being movable between a first position in which it is projected from the housing means and a second position in which it is received in the housing means, and an optical member provided in the housing means so as to be positioned between the light-emitting portion and the object to be photographed when the light-emitting portion is in the second position, the member having an optical characteristic for an area in which light is applied to the object to be photographed from the light-emitting portion through the optical member to change relative to an area in which light is directly applied to the object to be photographed from the light-emitting portion.

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