Matches 1 - 50 out of 246 1 2 3 4 5 >
Match Document Document Title
7450282 High precision optical system and beam pathway design for a laser-based distance measuring device  
A high precision, high performance optical system and beam pathway design for laser-based distance measuring, or range-finding, devices includes an etched, or etched and filled, aiming reticle in...
7444201 Machine tool or production machine with a display unit for visually displaying operating sequences  
The invention relates to a machine tool or production machine in which the tool/machine has a display unit ( 4, 5 ) for visually displaying operating sequences and/or parameters of the...
7443657 Dual position display in an electronic device  
An apparatus and method are disclosed for an electronic device ( 100 ) to incorporate two housing members ( 104, 106 ) to expose a first portion ( 112 ) of a display or screen ( 110 ) when closed....
7436560 Display device for a vehicle  
A display device for a vehicle includes a transparent window with a light emission layer intended to separate the interior of the vehicle for emitting visible light when light is beamed onto the...
7426343 Holographic optical device, camera finder indication, and camera  
The present invention relates to a holographic optical element ( 8 ), a viewfinder display ( 5, 6, 7 ) of a camera ( 1 ) using thereof, and a camera ( 1 ). The purpose of the present invention is...
7375895 Device and system for display of information, and vehicle equipped with such a system  
A device is disclosed for displaying information in a vehicle. The device includes a unit for creating a real image containing information relevant to a driver, to be reflected in a reflective...
7355796 Automobile windshield for HUD system  
A simple reflecting layered structure is disclosed that is attached to, or incorporated into, an automobile windshield that allows a head-up-display (HUD) to be viewed through anti-glare,...
7298535 Digital situation indicator  
A personal monitoring system to be worn by an individual in a hazardous situation comprises an enclosed face mask which includes a transparent shield over at least the eves a sensor module secured...
7296956 Machine-tool or production machine with head-up display  
A machine-tool production machine is disclosed, with a workspace that can be viewed by an operator through a window or transparent pane, whereby the window or transparent pane can be used with a...
7286272 Image display unit  
The present invention relates to an image display device in which a virtual image of an image display element is formed to display an image. The image display device includes a transmission type...
RE39864 Controlled diffraction efficiency far field viewing devices  
This invention pertains to the design of optimized far field viewing devices that simultaneously produce bright far field holographic light patterns and achieve good see-through performance to...
7262890 Observation optical system  
An observation optical system has an entrance surface, a reflecting surface, and an exit surface. At least one of these surfaces is configured as a free-formed surface, to which a volume...
7259898 Direct view LC display  
A display is provided having first and second direct view modes of operation. The display comprises a liquid crystal display panel and a backlight which is illuminated during the first mode so that...
7242371 Wireless electronic display  
The present invention is a portable electronic video display. The display is configured to be worn on the arm or wrist of a user, or stored in a pocket or backpack. The display is raised to eye...
7206133 Light distribution apparatus and methods for illuminating optical systems  
Various embodiments involving structures and methods for illumination can be employed, for example, in projectors, head-mounted displays, helmet-mounted displays, back projection TVs, flat panel...
7205960 Chromatic planar optic display system  
A compact chromatic display system to be used by a viewer to view a virtual image including: (a) an output optical device, which enables the viewer to see through it a chromatic virtual image. (b)...
7203005 Real image configuration for a high efficiency heads-up display (HUD) using a polarizing mirror and a polarization preserving screen  
An image display system includes a polarized image projection device, a polarization preserving transmissive diffusiver, and a polarizing reflector element as a non-blocking mirror (referred to as...
7158096 Compact, head-mountable display device with suspended eyepiece assembly  
A compact, lightweight, head-mountable display device is provided for transmitting an image to a user's eye. The device includes a projection system including a display attached at one end to a...
7146084 Fiber optic light source for display devices  
A light source includes at least one optical fiber having a length and first and second ends and at least one electromagnetic wave source disposed along at least a portion of the length of the...
7136207 Holographic display system  
A holographic display system for a vehicle includes a projection unit ( 2 ), a holographic beam combiner ( 3 ), and a viewing mirror ( 4, 4 ′). The projection unit includes a light source for the...
7101048 Flat-panel projection display  
A flat-panel projection display comprises a slab waveguide having a preferably embossed diffraction grating on one face, a lens for directing light into an edge of the waveguide, and in the focal...
7095538 Band-pass filter and image display apparatus  
A band-pass filter has a reflecting optical element having a fixed reflection angle selection region for wavelengths of a given region, and has an optical path such that reflection is performed at...
7085027 Image combiner and image display  
The light from the image forming element 2 is reflected by the PBS 8 , and is incident on the λ/4 plate 7 so that this light is converted into circularly polarized light. Subsequently, the...
7072085 Image combiner and image display unit  
A plate part is positioned in front of the eye of the user. An image combiner causes light from an image display element to be superimposed on light that is transmitted through the plate part and...
7068404 Image combiner and image display device  
An image combiner causes light from an image display element to be superimposed on light that is transmitted through a plate-form part positioned in front of the eye of a user. The light from the...
7068242 Head-mounted audio/video playback system  
A head-mounted audio/video playback system is provided which includes a main-body unit functioning as a pair of headphones worn on the head for playing back audio, to which a video playback unit...
7031067 Head-up display  
A head-up display includes an image source, such as a laser scanner, a means for diffusing light and a transparent element that can include a holographic element. The laser scanner emits a visible...
7002534 See-around type head mounted display device  
A see-around type head mounted display device is disclosed, which includes a display panel displaying an image restored from an image record medium, and tilted bar prism optics (TBPO) internally...
6987620 Light weight head mounted image display device  
An image display element 1 and an observation optical system 2 which forms an exit pupil 4 for observation of an image displayed on the image display element are included, wherein the...
6961159 Holographic viewing device, and computer-generated hologram for the same  
The invention relates to a holographic viewing device that enables a given pattern to be properly viewed in place of light sources in a scene and is easy to fabricate and assemble with consistent...
6922267 Image display apparatus  
An image display apparatus has an image display device for displaying an image, an eyepiece optical system, including a holographic magnifying optical element, for magnifying and projecting the...
6919976 Information display device  
An information display device provided with a prism having at least two reflecting surfaces arranged in facing each other and a hologram surface formed of a reflection-type hologram. And at least...
6919866 Vehicular navigation system  
A vehicular navigation system which utilizes an optical arrangement installed in eyeglasses or on the vehicle window or windshield so as to impart improved guiding directions to the vehicle. The...
6914726 Optical apparatus and viewing optical system thereof which is capable of displaying information  
A viewing optical system of an optical apparatus has an objective system for forming an image of an object and an eyepiece system for enlarging and directing the image to the pupil. The viewing...
6906836 Full color holographic image combiner system  
A device, such as a heads up display, includes equipment for generating a virtual image in the field of view of an observer. The equipment includes at least one light source having a wavelength...
6891518 Augmented reality visualization device  
A head-mounted display system includes an imaging camera for capturing a view of a workspace located below the head-mounted display system, the imaging camera positioned at a downward pitch angle...
6836347 Viewing optical system and image pickup optical system and apparatus using the same  
A viewing optical system for display apparatus, includes an ocular optical member for leading an observation image formed by an observation image forming member to an exit pupil has a first prism...
6833822 Method and apparatus for generating a visible image with an infrared transmissive window  
A vehicle ( 10 ) includes an infrared imaging system ( 11 ). The system includes an infrared camera ( 12 ) positioned in the center of the front grille of the vehicle. The infrared camera includes...
6825959 Holographic viewing device, and computer-generated hologram for the same  
The invention relates to a holographic viewing device that has a high diffraction efficiency, enables bright patterns with less noticeable conjugate or higher-order images to be viewed in place of...
6822770 Observation optical system and photographing optical system and apparatus using the same  
An eyepiece optical member introduces into an exit pupil an observation image formed by an observation image forming member. The eyepiece optical member is configured so that a first prism that has...
6822623 Head mounted display  
A head mounted display (HMD) that is worn on a user's head to display an image. The head mounted display includes a display body to display the image, a frame to support the display body, the frame...
6809846 Optical switch and optical network  
Disclosed is an optical switch for transmitting or shutting down an input light signal in accordance with a set switching state. The optical switch comprises first and second optical amplifiers...
6805490 Method and system for beam expansion in a display device  
A planar substrate having a first diffractive element for coupling light waves of different colors into the substrate and guiding the light waves by successive internal reflections. A second...
6803887 Method and corresponding devices for delivering useful data concerning observed objects  
A method, a mobile device and a central unit for supplying a mobile user with service information relating to real world objects viewed by him, picture data for at least one of the objects being...
6795041 Mixed reality realizing system  
According to a mixed reality realizing system of the present invention, when a viewer wears a head mount display (HMD) including a video display and a CCD camera, and views an exhibit using an...
6788442 Optical device for helmet visor comprising a diffractive mirror  
An optical device for a system presenting collimated images through an off-axis spherical concave mirror. An image can be presented to a user with correction of eccentric distortion caused by the...
6771403 Image display apparatus  
A holographic element is a reflective holographic element formed on a substrate and constituted by a composite hologram having a plurality of patterns of interference fringes composed of...
6759965 Light indicator  
The invention relates to a light indicator, comprising an indicator element ( 2 ) illuminable by a light source ( 1 ). The indicator element is manufactured from a substantially transparent...
6757105 Optical device having a wide field-of-view for multicolor images  
A diffractive optical element for guiding a light having a color spectrum characterized by a plurality of wavelengths longer than a shortest wavelength, λ B , and shorter than a longest...
6757085 Image representation system and method for vehicles  
An imaging system for motor vehicles has a holographic screen, which scatters incident narrow band light at a predetermined solid angle, and a modulator and a lens to project images on the...
Matches 1 - 50 out of 246 1 2 3 4 5 >