Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
EXPOSURE CONTROLLER FOR CAMERA, AND ELECTRONIC FLASHING CAMERA
Document Type and Number:
Japanese Patent JPH055935
Kind Code:
A
Abstract:

PURPOSE: To provide an electronic flashing device capable of preventing eyelids of an object from becoming into a close state during an exposure at the illumination time by light in the visible region emitted from the electronic flashing device just prior the exposing time.

CONSTITUTION: This electronic flashing device is provided with a visible light flash-discharging tube 64, and an electric circuit being connected therewith, for controlling energization and de-energization of the flash-discharging tube 64 just prior the exposing time and during the exposing time. The electronic flashing device is, provided with the device capable of making the flash- discharging tube 64 connected to an appropriate electric energy source, and illuminating the object by the limited light quantity in the visible region just prior the exposing time, by impressing a trigger signal to the flash-discharging tube 64, so as to prevent the eyelids of the object from causing a wink during the exposure in response thereto.


Inventors:
JIYOOJI SHII HARISON
Application Number:
JP631791A
Publication Date:
January 14, 1993
Filing Date:
January 23, 1991
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POLAROID CORP
International Classes:
G03B15/05; H05B41/32; (IPC1-7): G03B15/05; H05B41/32
Domestic Patent References:
JPS6032015A1985-02-19
JPS6417033A1989-01-20
JPS6327822A1988-02-05
JPH01282529A1989-11-14
JPH02942A1990-01-05
JPS57501148A1982-07-01
JPS49104624A1974-10-03
Attorney, Agent or Firm:
Akira Asamura (3 outside)



 
Next Patent: COLOR DISPLAY UNIT