Patents Assigned to Lumus Ltd.
  • Optical device having a light transmitting substrate with external light coupling means
    Patent number: 9488840
    Abstract: An optical device, includes a light-transmitting substrate having an input aperture and first and second major surfaces parallel to each other and edges, one partially reflecting surface located in the substrate which is non-parallel to the major surfaces of the substrate and an external optical arrangement having an output aperture optically attached to the input aperture of the substrate with the part of the substrate located next to the substrate input aperture, being substantially transparent.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: November 8, 2016
    Assignee: LUMUS LTD.
    Inventors: Mali Mansharof, Yaakov Amitai
  • Collimating optical device and system
    Patent number: 9448408
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: September 20, 2016
    Assignee: LUMUS LTD.
    Inventors: Yaakov Amitai, Naamah Levin, Mali Mansharof
  • Collimating optical device and system
    Patent number: 9417453
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: August 16, 2016
    Assignee: LUMUS LTD.
    Inventor: Yaakov Amitai
  • Collimating optical device and system
    Patent number: 9316832
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: April 19, 2016
    Assignee: LUMUS LTD.
    Inventors: Naamah Levin, Mali Mansharof, Yaakov Amitai
  • Collimating optical device and system
    Patent number: 9279986
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: March 8, 2016
    Assignee: LUMUS LTD
    Inventor: Yaakov Amitai
  • Substrate-guide optical device
    Patent number: 9248616
    Abstract: There is provided an optical device, including a light waves-transmitting substrate having two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate wherein the partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, and wherein one or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
    Type: Grant
    Filed: April 12, 2013
    Date of Patent: February 2, 2016
    Assignee: LUMUS LTD.
    Inventor: Yaakov Amitai
  • Collimating optical device and system
    Patent number: 9207457
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: December 8, 2015
    Assignee: LUMUS LTD.
    Inventor: Yaakov Amitai
  • Collimating optical device and system
    Patent number: 9104036
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: August 11, 2015
    Assignee: LUMUS LTD.
    Inventors: Yaakov Amitai, Mali Mansharof, Naamah Levin
  • Collimating optical device and system
    Patent number: 9069180
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: June 30, 2015
    Assignee: LUMUS LTD
    Inventor: Yaakov Amitai
  • Optical device having a light transmitting substrate with external light coupling means
    Patent number: 9025253
    Abstract: An optical device, includes a light-transmitting substrate (20) having an input aperture and first and second major surfaces (26, 32) parallel to each other and edges, one partially reflecting surface located in the substrate which is non-parallel to the major surfaces of the substrate and an external optical arrangement having an output aperture for coupling light into the substrate by total internal reflection. The optical arrangement for coupling light having an output aperture optically attached to the input aperture of the substrate with the part of the substrate located next to the substrate input aperture, being substantially transparent.
    Type: Grant
    Filed: August 21, 2007
    Date of Patent: May 5, 2015
    Assignee: Lumus Ltd.
    Inventors: Mali Hadad, Yaakov Amitai
  • Collimating optical device and system
    Patent number: 8902503
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: December 2, 2014
    Assignee: Lumus Ltd.
    Inventors: Yaakov Amitai, Naamah Levin, Mali Mansharof
  • Method of making a substrate-guided optical device utilizing polarization beam splitters
    Patent number: 8873150
    Abstract: There is provided an optical device, including a light waves-transmitting substrate having two major surfaces and edges, optical means for coupling light into the means for coupling light into the substrate by total internal reflection, and plurality of partially reflecting surfaces (22a, 22b) carried by the substrate wherein the partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, and wherein one or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: October 28, 2014
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • Collimating optical device and system
    Patent number: 8861081
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: October 14, 2014
    Assignee: Lumus Ltd
    Inventors: Mali Mansharof, Naamah Levin, Yaakov Amitai
  • Collimating optical device and system
    Patent number: 8810914
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: August 19, 2014
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140126051
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 8, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140126057
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 8, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140126175
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 8, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140126056
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 8, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140126052
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 8, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140118837
    Abstract: There is provided a light-guide, compact collimating optical device, including a light-guide having a light-waves entrance surface, a light-waves exit surface and a plurality of external surfaces, a light-waves reflecting surface carried by the light-guide at one of the external surfaces, two retardation plates carried by light-guides on a portion of the external surfaces, a light-waves polarizing beamsplitter disposed at an angle to one of the light-waves entrance or exit surfaces, and a light-waves collimating component covering a portion of one of the retardation plates. A system including the optical device and a substrate, is also provided.
    Type: Application
    Filed: January 7, 2014
    Publication date: May 1, 2014
    Applicant: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann