Title:
SINGLE PATTERN SHIFT PROJECTION OPTICAL SYSTEM FOR 3D SCANNER
Document Type and Number:
WIPO Patent Application WO/2023/128369
Kind Code:
A1
Abstract:
The present invention relates to a single pattern shift projection optical system for a 3D scanner, which shifts and projects a pattern image for 3D scanning. The single pattern shift projection optical system for a 3D scanner, of the present invention, comprises: a plurality of light sources each emitting light of a certain different wavelength band; a pattern member that transmits only a portion of the light generated from each of the plurality of light sources, as patterned light; and a refracting member disposed on a path of light passing through the pattern member to refract and transmit the patterned light.
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Inventors:
CHO EUN GIL (KR)
Application Number:
PCT/KR2022/019881
Publication Date:
July 06, 2023
Filing Date:
December 08, 2022
Export Citation:
Assignee:
MEDIT CORP (KR)
International Classes:
G02B27/18; G02B26/08; G02B26/10; H04N5/30
Foreign References:
| KR20110033591A | 2011-03-31 | |||
| KR20070063601A | 2007-06-19 | |||
| KR20160122048A | 2016-10-21 | |||
| KR20090098467A | 2009-09-17 | |||
| US20090080048A1 | 2009-03-26 |
Attorney, Agent or Firm:
YANG, Dooyol (KR)
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