Title:
LIGHT BEAM SHAPE ALTERING DEVICE AND METHOD
Document Type and Number:
Japanese Patent JP2007108740
Kind Code:
A
Abstract:
To provide a light projecting device in which the shape of a light beam is altered into a desired shape and heat generation of the device is suppressed.
Digital information of a pixel arrangement for deciding the shape of the projected light beam is stored in a memory. An array of a plurality of fine reflecting elements are arranged in the path of the optical beam emitted from a light projector, and the shape of the light beam is altered in various forms by controlling the reflecting direction by controlling the respective reflecting elements according to the information of the respective pixels by using an image processing technology.
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Inventors:
HEWLETT WILLIAM
Application Number:
JP2006273405A
Publication Date:
April 26, 2007
Filing Date:
October 04, 2006
Export Citation:
Assignee:
LIGHT & SOUND DESIGN LTD
International Classes:
G02B26/08; A63J5/00; G03B21/00; F21S8/00; F21S10/00; F21V14/00; G02B27/09; G03B21/14; G05B19/04; G09F19/18; H04N5/74
Attorney, Agent or Firm:
Teruichi Hase
Maki Kamiya
Maki Kamiya
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