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INTEGRATED OPTIC DEVICE FOR LASER BEAM SCANNING

Award Information
Agency: National Aeronautics and Space Administration
Branch: N/A
Contract: N/A
Agency Tracking Number: 2748
Amount: $125,000.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1987
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
2950 84th La Ne
Blaine, MN 55432
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Dr W T Boord
 Principal Investigator
 () -
Business Contact
Phone: () -
Research Institution
N/A
Abstract

MOST LASER SCANNING SYSTEMS ARE MECHANICAL, UTILIZING A MOTOR TO ROTATE A PRISM, MIRROR, OR HOLOGRAPHIC GRATING. SUCH MECHANICAL SYSTEMS ARE OR RELATIVELY LARGE SIZE AND MASS. THERE IS A NEED FOR A SOLID STATE SCANNING DEVICE WHICH WOULD OFFER BENEFITS OF REDUCED SIZE AND MASS, NO MOVING PARTS, IMPROVED RELIABILITY, LOW COSTS, AND LOW POWERREQUIREMENT. WE PROPOSE TO DEVELOP AN INTEGRATED OPTICS (IO) STRUCTURE FOR SCANNING A LASER BEAM. THE IO DEVICE UTILIZES THE ELECTRO-OPTIC EFFECT OF A THIN FILM MATERIAL TOESTABLISH A BRAGG DIFFRACTION GRATING IN A PLANAR WAVEGUIDE. THE BRAGG GRATING CAN BE ACTIVATED OVER SMALL LOCALIZED REGIONS, AND BY VARYING THE LOCATION OF THE ACTIVATED REGION, THE SPATIAL LOCATION OF THE DIFFRACTED BEAM CAN BE VARIED. A LENS CHANGES THE SPATIAL VARIATION INBEAM POSITION TO AN ANGULAR VARIATION IN BEAM POSITION. THEOBJECTIVE OF THE PHASE I EFFORT IS TO CHARACTERIZE THE DIFFRACTION EFFICIENCY OF AN ELECTRO-OPTIC INDUCED DIFFRACTION GRATING IN A PLANAR WAVEGUIDE AS A FUNCTION OF WAVEGUIDE THICKNESS, APPLIED VOLTAGE, AND LENGTH AND ORIENTATION OF THE GRATING. THIS DATA WILL BE ANALYSED TO SPECIFY THE RESOLUTION AND ANGULAR SCAN RANGE OF THE PROPOSED SOLID STATE LASER SCANNER.

* Information listed above is at the time of submission. *

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