Patents Assigned to Lumus Ltd.
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140118836
    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
  • COLLIMATING OPTICAL DEVICE AND SYSTEM
    Publication number: 20140118813
    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
  • Collimating optical device and system
    Patent number: 8643948
    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: April 17, 2008
    Date of Patent: February 4, 2014
    Assignee: Lumus Ltd.
    Inventors: Yaakov Amitai, Mali Hadad, Naamah Friedmann
  • Method of Making a Substrate-Guided Optical Device Utilizing Polarization Beam Splitters
    Publication number: 20130276960
    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: Application
    Filed: March 28, 2013
    Publication date: October 24, 2013
    Applicant: LUMUS LTD.
    Inventor: LUMUS LTD.
  • SUBSTRATE-GUIDED OPTICAL DEVICE
    Publication number: 20130279017
    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: Application
    Filed: March 28, 2013
    Publication date: October 24, 2013
    Applicant: LUMUS LTD.
    Inventor: LUMUS LTD.
  • Substrate-Guide Optical Device
    Publication number: 20130229717
    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: Application
    Filed: April 12, 2013
    Publication date: September 5, 2013
    Applicant: LUMUS LTD.
    Inventor: Yaakov Amitai
  • Device and method for alignment of binocular personal display
    Patent number: 8446340
    Abstract: There is provided a binocular device, including a rigid mechanical body supporting two image sources (2, 4), one for each eye (6, 8) and two lensing devices (12, 14), one for each eye, the lensing devices having a first surface adjacent to the image sources and an opposite, second surface, each of the lensing devices projecting an image (16, 18) of one image source onto an infinite focal plane, and electronic means permitting modification of an image generated to an eye for adjusting the binocular alignment of the images. A method for aligning a binocular device is also provided.
    Type: Grant
    Filed: March 6, 2007
    Date of Patent: May 21, 2013
    Assignee: Lumus Ltd.
    Inventor: Abraham Aharoni
  • Substrate-guide optical device utilizing polarization beam splitters
    Patent number: 8432614
    Abstract: An optical device including a light waves-transmitting substrate having two major surfaces and edges, has 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. The partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate. One or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: April 30, 2013
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • Distributed head-mounted display system
    Patent number: 8405573
    Abstract: There is provided an electro-optical system, including at least two spaced-apart units, a head-mounted display (HMD) unit, having a video signal source, a display source for displaying video signals from the display source, an optical module for projecting video signals from the display source into a user's eye, a driving electronic module, a power supply, and a portable control unit. The two spaced-apart units communicate by a narrowband wireless channel.
    Type: Grant
    Filed: June 1, 2008
    Date of Patent: March 26, 2013
    Assignee: Lumus Ltd.
    Inventors: Zvi Lapidot, Yaakov Amitai, Shmuel Friedman
  • Personal navigation system
    Patent number: 8301319
    Abstract: There is provided a personal navigation system, including a head-mounted orientation sensor, a coordinate position sensor, a head-mounted display, and a processor receiving an input from the head-mounted orientation sensor and an input from the coordinate position sensor and providing a visually sensible output for displaying on the head-mounted display.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: October 30, 2012
    Assignee: Lumus Ltd.
    Inventors: Zvi Lapidot, Abraham Aharoni
  • PERSONAL NAVIGATION SYSTEM
    Publication number: 20120179369
    Abstract: There is provided a personal navigation system, including a head-mounted orientation sensor, a coordinate position sensor, a head-mounted display, and a processor receiving an input from the head-mounted orientation sensor and an input from the coordinate position sensor and providing a visually sensible output for displaying on the head-mounted display.
    Type: Application
    Filed: February 14, 2012
    Publication date: July 12, 2012
    Applicant: LUMUS LTD.
    Inventors: Zvi Lapidot, Abraham Aharoni
  • Personal navigation system
    Patent number: 8140197
    Abstract: There is provided a personal navigation system, including a head-mounted orientation sensor, a coordinate position sensor, a head-mounted display, and a processor receiving an input from the head-mounted orientation sensor and an input from the coordinate position sensor and providing a visually sensible output for displaying on the head-mounted display.
    Type: Grant
    Filed: February 15, 2006
    Date of Patent: March 20, 2012
    Assignee: Lumus Ltd.
    Inventors: Zvi Lapidot, Abraham Aharoni
  • High brightness optical device
    Patent number: 8098439
    Abstract: There is provided an optical device, composed of a display source (4), an imaging optical module (8), a projection module (12) having a projection mechanism including an input aperture (10) and output aperture (14) defined by a surface area, and an exit pupil (16). The projection mechanism is non-uniform over the area of the output aperture (14).
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: January 17, 2012
    Assignee: Lumus Ltd.
    Inventors: Yaakov Amitai, Jonathan Gelberg
  • Light guide optical device
    Patent number: 8004765
    Abstract: The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: August 23, 2011
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • Substrate-guided imaging lens
    Patent number: 8000020
    Abstract: There is provided an optical system, including a substrate having a major surface and edges, an optical element for coupling light into the substrate by total internal reflection, a reflecting surface carried by the substrate, a retardation plate and a reflecting optical element. The retardation plate is located between a portion of the major surface of the substrate and the reflecting optical element.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: August 16, 2011
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • High brightness optical device
    Patent number: 7884985
    Abstract: There is provided an optical device, comprising a display source; a light-diffuser; an imaging optical module, and an output aperture from the optical device characterized in that the light diffuser is an angular, non-uniform diffuser of light for increasing a portion of light emerging from the display source that passes through the output aperture. A method for improving the brightness of an optical display is also provided.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: February 8, 2011
    Assignee: Lumus Ltd.
    Inventors: Yaakov Amitai, Jonathan Gelberg
  • DISTRIBUTED HEAD-MOUNTED DISPLAY SYSTEM
    Publication number: 20100171680
    Abstract: There is provided an electro-optical system, including at least two spaced-apart units, a head-mounted display (HIVID) unit, having a video signal source, a display source for displaying video signals from the display source, an optical module for projecting video signals from the display source into a user's eye, a driving electronic module, a power supply, and a portable control unit. The two spaced-apart units communicate by a narrowband wireless channel.
    Type: Application
    Filed: June 1, 2008
    Publication date: July 8, 2010
    Applicant: LUMUS LTD.
    Inventors: Zvi Lapidot, Yaakov Amitai, Shmuel Friedman
  • Substrate-guided optical device particularly for vision enhanced optical systems
    Patent number: 7751122
    Abstract: There is provided an optical system, including a mechanical body (110), a light-transmitting substrate (20) having two major surfaces and edges, embedded in the mechanical body, an optical element (90) for coupling light into the substrate by total internal reflection and a plurality of partially reflecting surfaces (22) carried by the substrate, wherein the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. The system also includes an image capturing device (112), a display source (4), and an image-processing unit (114). The image-capturing device (112) is connected via the image-processing unit (114) to the display source (4).
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: July 6, 2010
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • Light guide optical device
    Patent number: 7724441
    Abstract: The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: May 25, 2010
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai
  • Substrate-guided optical device utilizing thin transparent layer
    Patent number: 7724443
    Abstract: There is provided an optical device, including a light-transmitting substrate having two major surfaces and edges, an optical element (16) for coupling light waves into the substrate by total internal reflexion, and a plurality of partially reflecting surfaces (22a, 22b, 22c) carried by the substrate. The partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. At least one of the partially reflecting surfaces (22a, 22b, 22c) does not intersect with at least one of the two major surfaces, and the optical element (16) intersects with at least one of the two major surfaces.
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: May 25, 2010
    Assignee: Lumus Ltd.
    Inventor: Yaakov Amitai