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Optical member, polarizing plate set, and liquid crystal display apparatus

Nitto Denko

Optical member, polarizing plate set, and liquid crystal display apparatus

Method and apparatus for stereoscopic imaging

Massachusetts Institute Of Technology

Method and apparatus for stereoscopic imaging

Method and apparatus for stereoscopic imaging


Female terminal and method for fabricating female terminal

Date/App# patent app List of recent Prism-related patents
 Prismatic secondary battery patent thumbnailPrismatic secondary battery
A prismatic secondary battery includes: an electrode group including electrodes formed of positive electrodes and negative electrodes each having an active material layer coated on a surface of a metallic foil, the electrodes formed of positive and negative electrodes are flatly wound together with a separator intervening with the positive and negative electrodes, the positive and negative electrodes being each formed with a metallic foil exposed section at one end in a direction of a winding axis l; and connection plates that electrically connect the electrode group and electrode terminals. The metallic foil exposed sections of the electrode group and the connection plates are press-joined.
Hitachi Automotive Systems, Ltd.

 Optical member, polarizing plate set, and liquid crystal display apparatus patent thumbnailOptical member, polarizing plate set, and liquid crystal display apparatus
There is provided an optical member that can realize a liquid crystal display apparatus that is excellent in mechanical strength and has high illuminance. An optical member according to an embodiment of the present invention includes a polarizing plate, a reflective polarizer, and a prism sheet in the stated order.
Nitto Denko Corporation

 Method and  stereoscopic imaging patent thumbnailMethod and stereoscopic imaging
A device is disclosed that utilizes color or polarization to generate two separate images of the same object taken from the two perspectives that correspond to the left and right eyes of an observer. The two separate images are captured through a single camera objective (e.g., a single shutter camera), resulting in a single image with 3d information encoded in the color or polarization.
Massachusetts Institute Of Technology

 Female terminal and  fabricating female terminal patent thumbnailFemale terminal and fabricating female terminal
A female terminal includes a box portion which is formed into a quadrangular prism-like shape so as for a tab of a male terminal to fit therein by bending a copper alloy plate which is obtained by being continuously and repeatedly bent before an age heat treatment is applied thereto, which has a proof stress of 700 mpa or larger and a width of 10 mm or larger and in which no crack is produced therein when bent 180 degrees about a bending axis which is at right angle to a rolling direction of the copper alloy plate. The box portion comprises notches which are formed in inner sides of bent portions produced by bending the copper alloy plate.
Yazaki Corporation

 Prismatic secondary battery patent thumbnailPrismatic secondary battery
A prismatic secondary battery includes a battery case in a prismatic shape and a battery cover which seals up an opening part of the battery case. The battery cover has a convex part which projects toward the inside of the battery case, faces an inner surface of a side wall part of the battery case, and extends continuously along the entire periphery of the side wall part.
Hitachi Automotive Systems, Ltd.

 Optical member, polarizing plate set, and liquid crystal display device patent thumbnailOptical member, polarizing plate set, and liquid crystal display device
There is provided an optical member that suppresses the occurrence of moire and glare, and can realize a liquid crystal display apparatus that is excellent in mechanical strength and has high brightness. An optical member according to an embodiment of the present invention includes: a polarizing plate; a light-diffusing pressure-sensitive adhesive layer; a reflective polarizer; and a prism sheet.
Nitto Denko Corporation

 Backlight module and double vision display device patent thumbnailBacklight module and double vision display device
An aspect of the present invention provides a backlight module for a double vision display device. The backlight module includes a light splitting prism film, which is provided with a plurality of first prisms.
Boe Technology Group Co., Ltd.

 Optical waveguide,  manufacturing thereof, and polymeric composition patent thumbnailOptical waveguide, manufacturing thereof, and polymeric composition
An optical waveguide includes a textured light-diffracting layer. The optical waveguide is made from a poly(aliphatic ester)-polycarbonate copolymer having very high flow properties and good impact properties.
Sabic Innovation Plastics Ip B.v.

 Magnetically bound medium with reattachable pages patent thumbnailMagnetically bound medium with reattachable pages
The present magnetically bound media with reattachable pages exemplarily comprise a magnetic binding, one or more reattachable pages, and one or more conductive metals attached to the pages and magnetically attracted to the magnetic binding. Thus, a user of the magnetically bound media may disengage one or more of the pages from the magnetic binding and reintegrate those pages into the magnetic binding in any order.

 High strength low density multi-purpose panel patent thumbnailHigh strength low density multi-purpose panel
A high strength low density panel. The panel is formed of sections.


Prismatic and cylindrical cutting inserts

A prismatic and cylindrical cutting insert for long edge rotary milling applications has multiple indexable cutting edges ranging from four to six or even more depending on the actual milling applications. Each cutting edge of a prismatic or cylindrical cutting insert provides a positive cutting geometry and is equivalent to an indexable cutting edge of a traditional single-sided parallelogram-shaped cutting insert having two indexable cutting edges (often referred as a-style insert).
Kennametal Inc.


Backlighting assembly for display for reducing cross-hatching

A backlight assembly for a display having a polarized transmission axis is provided including a light source for emitting light; a first brightness enhancement film having a plurality of prismatic elements extending in a first direction, and positioned to receive light emitted from the light source; and a second brightness enhancement film having a plurality of prismatic elements extending in a second direction and positioned to receive light exiting the first brightness enhancement film, wherein the first direction extends at an angle of between about 5 degrees and about 15 degrees offset from the polarized transmission axis of the display and the second direction is substantially perpendicular to the first direction.. .
Gentex Corporation


Image stabilizing device and system for telescopic optical instruments

An image stabilizing device and system for a binocular telescope having a pair of telescopic optical systems each comprising an objective lens, a gimbal mounted erecting prism and an eyepiece lens which is capable of compensating for deterioration in quality of an observed image due to user hand shake or other external vibrations.. .
Kamakura Koki Co., Ltd.


Polarizing beam splitter and methods of making same

Polarizing beam splitter is disclosed. The polarizing beam splitter includes a first polymeric prism, a second polymeric prism, a reflective polarizer that is disposed between and adhered to a hypotenuse of each of the first and second polymeric prisms, and a hardcoat that is disposed on each of the first and second polymeric prisms.
3m Innovative Properties Company


Beam combiner and a combiner depolariser

The invention relates to a beam combiner for a raman pump unit. The beam combiner is configured to receive and propagate at least two orthogonally polarised collimated light beams.
Ii-vi Incorporated


Mobile terminal

A wearable type mobile terminal is provided which may be mounted on a user's head. The wearable type mobile terminal may include a prism disposed in front of a user, and positioned longitudinally, an optical source device that irradiates light to the prism in a direction that is inclined by a prescribed angle with respect to the longitudinal direction, and an asymmetric lens disposed between the prism and the optical source device such that light irradiated from the optical source device is collected toward the prism, and the asymmetric lens is formed such that an optical axis of an incident surface and an optical axis of an exit surface extend in different directions..
Lg Electronics Inc.


Prismatic correcting lens

The correcting lens is preferably selected from a compound prismatic lens, wherein the lens may be either a positive or negative lens, in optical connection with a prism, provided that the two optics have different dispersion functions.. .


Imaging apparatus

An imaging apparatus includes a pentaprism that guides incident light to an eyepiece optical system and a plurality of outer covering members. Among the photographing light flux incident from a photographing optical system, light reflected by a rotary mirror 52m is further reflected by the reflection surface of the pentaprism to thereby reach an ocular lens.
Canon Kabushiki Kaisha


Optical device module and optical communication network system using the same

An optical device module includes a substrate, an interlayer insulating layer on the substrate, an optical waveguide on the interlayer insulating layer, an optical device on the optical waveguide, and a prism disposed between the optical device and the optical waveguide. The prism has a refractive index greater than a refractive index of the optical waveguide..
Electronics And Telecommunications Research Institute


Optical system for see-through head mounted display

Provided is a see-through head mounted display (hmd) optical system which includes a display device, a collimation lens that parallelizes image lights emitted from the display device, a first wedge prism that includes a first enlargement unit for enlarging an image in a horizontal direction, a second wedge prism that includes a second enlargement unit for enlarging the image in a vertical, and a third wedge prism that has an inverse shape of the second wedge prism so as to prevent the image lights which have been reflected in the second wedge prism and enlarged in the vertical direction and an external image which has passed through the second wedge prism and been provided to a user from being distorted.. .
Green Optics Co., Ltd.


Multi-sheet for back light unit and method thereof

A composite sheet for a backlight unit using a printless light guide plate in a liquid crystal display television, which includes a first prism sheet positioned directly on the printless light guide plate, a second prism sheet having a prism pattern formed in a direction orthogonal to a direction of a prism pattern of the first prism sheet, and a protective sheet, where ribs of the first prism sheet are adhered to the lower surface of the second prism sheet, and ribs of the second prism sheet are adhered to the lower surface of the protective sheet. A method of manufacturing the composite sheet for a backlight unit is also provided..
Glotec Co., Ltd.


Module for building facades and use in construction

Module for building façades for any building or civil-engineering project with planar or curved surfaces of two or more walls of reinforced mortar or concrete, which comprises walls; connectors constructed in situ, or prefabricated with drills; connector and wall reinforcements; leaf supports with hollow cylinders or prisms, and a solid support with drills. Use of the building module involves placing the double-ieaf or solid support; placing reinforcements for each wall alongside each face of the support; inserting the connector reinforcements into the hollow cylinders or prisms, or into drills; folding and overlapping the reinforcement pins; forming connectors and walls, casting concrete or mortar and packing hollow cylinders and prisms, or drills, and on both faces of said supports.


Bottle shipping system

A bottle shipping system and method for packaging bottles that prevents movement of the bottles during transport. The system includes a first foam section is placed on the bottom wall of a carton having a rectangular shaped prism having four side walls, a bottom wall and a top wall to provide a support surface on which the bottles are placed.


Joined structure comprising cube- or quadratic prism-shaped rock salt-type oxide nanoparticle and fine metal particle, and producing same

A method of continuously generating a joined structure: comprising a cube- or quadratic prism-shaped rock salt-type oxide nanoparticle and a metal nanoparticle, and having high crystallinity, in a gas phase, the method is characterized in that alloy nanoparticles composed of a noble metal and a base metal and having a particle size of 1 to 100 nm are generated in an inert gas; and brought into contact with a hot oxidizing gas, while the nanoparticles are heated at a high temperature together with the inert gas, to oxidize a base metal component in the alloy nanoparticles floating in the gas, and to simultaneously allow phase separation of the metal component, whereby the joined structure.. .
National Institute Of Advanced Industrial Science And Technology


Image acquisition apparatus

The image acquisition apparatus includes an imaging optical system configured to form an image of an object, multiple image sensors each configured to capture an image of the object through the imaging optical system, multiple variable angle prisms disposed between the imaging optical system and the image sensors, and the variable angle prisms each being paired with one of the image sensors. A controller is configured to control each variable angle prism to correct defocus of the imaging optical system on the image sensor paired with that variable angle prism..
Canon Kabushiki Kaisha


A pin and a printed circuit board

A pin and a printed circuit board are provided. The pin includes a pin body and an insertion head.
Delta Electronics (shanghai) Co., Ltd.


Complex spatial light modulator and 3d image display including the same

Provided are a complex spatial light modulator and a three-dimensional (3d) image display including the same. The complex spatial light modulator includes a spatial light modulator configured to modulate a phase of a light beam, a prism array disposed after the spatial light modulator and including an array of prism portions each having a first prism surface and a second prism surface, and a diffractive device configured to diffract a light beam that has passed through the prism array.
Samsung Electronics Co., Ltd.


Multi-prism mechanism for laser exposure system of 3d images and method thereof

A multi-prism mechanism includes: an exposure motherboard; and a laser controlling and launching unit; wherein a multi-prism unit, a lens, an angle-switching reflecting mirror, a light detecting reflecting mirror, a light detecting device, three acousto-optical driving controllers, a laser driving control panel, a plurality of support posts and a plurality of reflecting mirrors are provided on the exposure motherboard; the laser controlling and launching unit is mounted on the support posts through nuts, in such a manner that the laser controlling and launching unit is installed on the exposure motherboard in a folded form; wherein the lens comprises a light inputting face and a light outputting face, the laser controlling and launching unit comprises three laser generator sets in parallel, the laser generator set comprises an acousto-optical regulator, a light valve, a directing lens, an optical zooming lens, a laser reflecting mirror and a spotting reflecting mirror.. .


Spectrometer and use

A method and system for linear spectral dispersion comprising passing an incoming electromagnetic signal through a compound prism consisting of two prisms in opposite orientation, where the two prisms are selected to provide a linearly varying output angle over a broad spectral region.. .
Scientific-wizard Ltd


Vehicle headlight device

A vehicle headlight device 100 includes a light source 11, a dove prism 40, and a rotation mechanism 50. The light source 11 emits light.
Mitsubishi Electric Corporation


Method for fabricating triangular prismatic m-plane nitride semiconductor light-emitting diode

When a belt-like nitride semiconductor stacking structure 110 having a principal plane of an m-plane is broken along a linear groove 104, two or more side surfaces may be formed on the lateral side thereof. This decreases the fabrication efficiency of the triangular prismatic m-plane nitride semiconductor light-emitting diode.
Panasonic Corporation


Method and system for managing aircraft parts

A system and method for managing a desired part. A manufacturing system comprises a product lifecycle management tool configured to retrieve from a database based on a number of search parameters.
The Boeing Company


Telescope with prism reversing system

Tie invention relates to a telescope (1) comprising an objective lens (2), an eye-piece (3) and a prism reversing system (4) and having projection optics (21) with an optical path for reproducing an image of a reticle in a focal plane of the eye-piece (3), the optical path of the projection optics (21) being coupled into the observation beam path by means of a beam splitter, and the projection optics (21) comprise a mask (22) and a light source (23) disposed so as to illuminate the mask (22) from behind.. .
Swarovski-optik Kg.


Apparatus for inspecting edge of substrate

An apparatus for inspecting an edge portion of a substrate can inspect a defect or a chamfered width on an edge portion of a substrate. First and second right-angled prisms are disposed above and below the edge portion such that inclined surfaces thereof are directed toward the upper surface and lower surface of the edge portion.
Corning Precision Materials Co., Ltd.


Eyewear that simulates impairment and method

Impairment simulating eyewear is disclosed. The eyewear simulates impairment, such as sleep deprivation, or the effects of drug use, through the use of specialized distorting lenses, such as lenticular prism lenses and fresnel lenses.
Drunk Busters Of America, L.l.c


Optical isolator, attenuator, circulator and switch

An optical device comprising a first combination of birefringent prisms with parallel optic axes for dividing an optical input beam into polarized beams, a second combination of birefringent prisms with parallel optic axes for combining polarized beams into an output beam, a polarization changer, and means for improving isolation in optical isolators, attenuators and switches and for improving material costs, light transmission, size and beam capacity in optical isolators, attenuators, switches and circulators.. .


Systems and methods for device holders

A foldable stand includes a body having an approximately planar shape. The foldable stand further includes a first inner portion hingably attached to the body.
Nite Ize, Inc.


Illumination device and image reading device

An illumination device includes a light source and a columnar light guide including: an incident surface provided at least one longitudinal end of the light guide and allowing light emitted from the light source to enter the light guide therethrough; a diffusing surface which forms one side surface of the light guide extending along an optical axis of the incident light entering the light guide through the incident surface and has a row of light diffusion patterns provided to diffuse the incident light; and an exit surface located opposite to the diffusing surface, extending along the optical axis, and allowing light diffused by the diffusing surface to exit the light guide therethrough. The light diffusion patterns have a prismatic shape rising toward the exit surface and are provided on the diffusing surface from d1/2×8 or greater distance from the incident surface where d represents the diameter of the light guide..
Kyocera Document Solutions Inc.


Automatic generation of 2.5d extruded polygons from full 3d models

A capability to automatically generate a two-and-a-half-dimensional (2.5d) model from a three-dimensional (3d) model comprising a mesh of polygons representing a plurality of objects in a three-dimensional environment is provided. Such a two-and-a-half-dimensional model includes a set of extruded polygons (e.g., right prisms), each of which can have multiple shells (e.g., outer loops) and holes (e.g., inner loops).
Google Inc.


Conductive film, display device and touch panel comprising same, and conductive film pattern determination method

This conductive film has a difference of over 3 cycles/mm between a peak spatial frequency for a plurality of spectral peaks in a two dimensional fourier spectrum for transmittance image data for a wiring pattern and a peak spatial frequency for spectral peaks up to the second term in a two dimensional fourier spectrum for transmittance image data for a microprism array pattern for a prism sheet on the display unit side of a backlight unit, for a first moire obtained by interference between a wiring pattern for a conductive section and the microprism array pattern. As a result, this conductive film is capable of suppressing the occurrence of moire and can greatly improve visibility, even when arranged upon a display unit having a backlight unit using a prism sheet..
Fujifilm Corporation


Indoor/outdoor liquid crystal display apparatus including led light source for improving luminance

A liquid crystal display apparatus includes a backlight unit, a liquid crystal panel, a first luminance increasing film, and a second luminance increasing film. The backlight unit upwardly emits light.


Surveying instrument

The invention provides a surveying instrument capable of performing a non-prism measurement comprising a laser pointer for projecting a laser pointer beam, a measuring unit for emitting a distance measuring light via a telescope unit, for performing distance measurement on a measuring point by receiving a reflected light and for measuring an angle of the measuring point, an image pickup unit for acquiring an image including a target via the telescope unit, a tracking unit for emitting a tracking light via the telescope unit and for tracking the target by receiving a reflection light from the target, a driving unit for rotating the telescope unit in horizontal direction and in vertical direction and a control device for controlling the driving unit so that the reflection light of the tracking light from the target will be positioned at a predetermined position on an image pickup element of the image pickup unit, wherein an optical axis of the distance measuring light and an optical axis of the tracking light are in a known relationship and an optical axis of the laser pointer beam is offset from an optical axis of the tracking light by a predetermined angle.. .
Kabushiki Kaisha Topcon


Laser detection device

A laser detection device includes a mounting member, a laser displacement sensor fixed on the mounting member, and a reflective member. The laser displacement sensor includes a laser transmitting head configured to emit laser beams to a workpiece along a first line of direction, and a laser receiving head coupled to the laser transmitting head and configured to receive the laser beams reflected from the workpiece.
Hon Hai Precision Industry Co., Ltd.


Adsorption method, adsorption separation method, and drug delivery carrier

An adsorption method adsorbs a substance by using a tube-shaped apatite crystal. The apatite crystal may be a monocrystal given by a general formula m25(po4)3x (m2 denotes at least one element selected from the group consisting of divalent alkali earth metal and eu, and x denotes at least one element or molecule selected from the group consisting of halogen element and oh).
Koito Manufacturing Co., Ltd.


Light guide, light guiding device and image reading apparatus

A light guide for use in an image reading apparatus. The light guide extends in a predetermined direction and includes: a reflecting surface being parallel to the predetermined direction; an emitting surface; and a prism configured to reflect light to the emitting surface.
Konica Minolta, Inc.


Energy storage module and production of energy storage module

An energy storage module, in particular for supplying electrical energy in a motor vehicle, includes a plurality of prismatic storage cells, each having a front side on which at least one power tap is arranged and having a back side opposing the front side, as well as longitudinal member having two opposing outer walls. The back side of at least one storage cell is positioned against each outer wall of the longitudinal member..
Bayerische Motoren Werke Aktiengesellschaft


Touch projection system

A touch projection system includes a screen, an image-capturing device, a micromirror device, and a tir prism disposed in front of the micromirror device. The tir prism includes an optical path compensation structure or a hollowed channel, so that an image light from the screen, traveling through the tir prism to be reflected by the micromirror device, can travel through the optical path compensation structure or the hollowed channel to avoid a probable optical path difference on the image light due to traveling through the tir prism.
Qisda Corporation


Backlight device

A backlight device includes a prism film having a top face on a display panel side and a bottom face opposing the top face, and a reflector plate having a reflection face opposing the bottom face. A prism-like pattern is formed on the top face of the prism film and a scattering pattern is formed on the reflection face of the reflector plate.
3m Innovative Properties Company


Laser radar with remote local oscillator

Laser radar systems include a pentaprism configured to scan a measurement beam with respect to a target surface. A focusing optical assembly includes a corner cube that is used to adjust measurement beam focus.
Nikon Corporation


Illuminating apparatus

An illuminating apparatus includes a light source and an optical member that is disposed in front of the light source and controls light distribution of light emitted from the light source. The optical member has a pair of principal surfaces, and a plurality of prisms extending in one direction are provided on at least one among the pair of principal surfaces.
Minebea Co., Ltd.


Planar space frame for vehicle structure and housing of components

A load bearing planar space frame structure assembly (1) for a unibody panel structure of a vehicle comprises a planar space frame core (2) mounted onto the bottom side of a load bearing face panel (3). The space frame core (2) is a three-dimensional truss-like structure made of sheet metal or linear extrusions, and may be viewed as a series of adjacent triangular prisms that extend traverse to the plane of the face panel (3), wherein the triangular prisms have a specific pattern of alternating triangular openings on each of their three lateral faces.
Pantero Technologies Inc.


Lighting apparatus of clock for vehicle

A lighting apparatus may include a printed circuit board (pcb) for supplying power, a light source electrically connected to the pcb and generating light, a reflector installed to be positioned at a front of the light source and positioned in a case and guiding the light generated from the light source together with the case, and a prism installed to be positioned at a front of the reflector and surround a dial plate and concentrating the light guided by the reflector and the case into the dial plate.. .
Kia Motors Corp.


Apparatus for shucking shellfish

The invention includes an apparatus for opening shellfish including one or more improvements. The apparatus comprises a base and an elongated lever pivotally attached to the base with a wedge member attached to the lever, and also may include one or more of the following features: (1) a means for adjusting the location at which the lever is pivotally attached to upwardly projecting portions of the base so as to facilitate opening shellfish of varying sizes, (2) a plate with grooves on both sides that rests on the base and helps hold the shellfish in position when being opened that is removable, thereby facilitating cleaning of the plate and providing other advantages, and (3) a wedge member that mates with the seam between the shells of shellfish that is substantially in the shape of a triangular prism with two concave faces that contact the shellfish when in operation..


Active segment of a wind turbine rotary electric machine, rotary electric machine, and wind turbine

An active segment of a wind turbine rotary electric machine is selectively and prismatically connectable to a tubular support of a rotary electric machine, extends between two opposite ends to form, together with other active segments, an annular active part about an axis of rotation, and has a laminated pack; at least one active member extending axially and fitted inside a seat of the laminated pack; and at least one heat exchange member located at one end to cool one end of the active member.. .
Wilic S.ar.l.


Battery assembly

A battery assembly, including multiple battery cells, which are electrically connected to one another and each of which includes a prismatic cell housing. Each cell housing has at least one fastening protrusion on a cell bottom, this fastening protrusion, protruding through an opening of a cooling element, which is configured as a cooling plate or as a cooling housing for the cell housings, the fastening protrusion cooperating with a clamping element, which clamps the cell housing against the cooling element..
Robert Bosch Gmbh


Ferrite configuration for guiding a magnetic flux, producing the ferrite configuration, coil configuration, electrically drivable vehicle and charging station

A ferrite configuration for guiding a magnetic flux has at least two prismatically configured ferrite segments which form a cross-sectional area, perpendicular to a direction of the magnetic flux to be guided, for the magnetic flux to be guided and which are arranged adjacent to one another in such a manner that two surfaces of the adjacently arranged ferrite segments face one another perpendicular to the direction of the magnetic flux to be guided and form an air gap such that an air gap length is formed within the ferrite configuration in the direction of the magnetic flux. The ferrite segments are arranged in such a manner that the air gap lengths at any location of the cross-sectional area is of equal length across the cross-sectional area of the ferrite configuration..
Siemens Aktiengesellschaft


Polygonal balance spring for a resonator for a timepiece

The invention relates to a balance spring for a resonator of a timepiece including a strip coiled on itself into several coils. According to the invention, the strip is formed by a series of prismatic portions integral with each other wherein one of the two opposite faces is formed by a series of rectangular portions integral with each other so as to form a polygonal spring..
Eta Sa Manufacture Horlogere Suisse


Freeform-prism eyepiece with illumination waveguide

An imaging panel includes a light source, a reflective image-forming array, and a freeform-prism eyepiece. The light source includes a light emitter and a waveguide having a grating.
Microsoft Technology Licensing, Llc


Direct type backlight module

A backlight module includes a back cover, a reflective sheet, a lamp shade, a plurality of light sources, a collimating lens, a reflector and a light-guiding plate positioned facing the plurality of light sources. At least one prismatic-shaped protrusion portion and at least two light incident portions are defined on the surface of the light-guiding plate facing the light sources.
Hon Hai Precision Industry Co., Ltd.


Stereo endoscope system

Disclosed is a stereo endoscope system comprising stereo endoscopes of varying working lengths, working diameters and directions of view. Each stereo endoscope comprises two identical optical systems where every pair of corresponding components is permanently couple in a sideways orientation.
Integrated Medical Systems International, Inc.


Corner reflector for an armored vehicle

A corner reflector of an armored vehicle includes a housing having a look-in aperture of a subregion extending into a vehicle interior, a look-out aperture of a subregion extending out of the vehicle and at least one prism body or deflection mirrors disposed in the housing, to provide effective shielding against sources of electromagnetic interference. Providing the corner reflector on all sides with a shield made of electrically conductive material ensures that vehicles equipped therewith or individual electronic components thereof cannot be influenced or rendered unusable by sources of electromagnetic interference..


Planar lighting device and display device including planar lighting device

A planar lighting device includes a light-guide plate and a light source including a light-emitting surface that faces a first side surface. A center line passes through a center of the light-emitting surface and is perpendicular to the first side surface of the light-guide plate.
Citizen Holdings Co., Ltd.


Illumination device and display device

An illumination device (10) is provided with the following: light sources (11); a light-guide member (12 (13)) that includes a light entry region (is) and a light exit region (os) which emits planar light; light entry portions (13a) that are formed in the light entry region (is) and that oppose the light sources (11); and bright line suppression portions (20) that are formed in the areas between the light entry portions (13a) at the front side of the light entry region (is), and that include bright line suppression prisms (21) which have a shape that changes the angle of the light emitted in a direction spreading out from the light sources (11) to a direction closer to the optical axes.. .
Sharp Kabushiki Kaisha


Solar tracking concentrator

The present invention relates to a solar tracking concentrator comprising: an east-west tracking means for tracking the movement of the sun in the east-west direction from the upper part of a base frame; a support disposed vertically on the east-west tracking means; a concentrator-type parabola system disposed so that a shaft thereof is supported by the support, and having a second parabola disposed at a position slightly past the focal point of a first parabola having a wide area so that the high-density light is concentrated in the center of the first parabola; and an altitude tracking means disposed on the support so as to have the concentrator-type parabola system tracking the solar altitude, the present invention further comprising: a prism case disposed so as to be positioned in the rear of the light transport hole in the center of the first parabola of the parabola system, and so as to move angularly by means of the driving power of an altitude tracking motor of the altitude tracking means; and a light guidance means coupling a total-reflection rectangular prism to the prism case. The light guidance means rotates half as much as the rotational angle of the altitude tracking means, thereby allowing the high-density light to be always guided and supplied to the same location..


Skylight with sunlight pivot

A skylight with a sunlight pivot is provided. The skylight includes an external cover, a light channel, and a sunlight pivot disposed between the cover and the light channel.
Vkr Holding A/s


Animal litter box

Disclosed is a disposable animal litter box apparatus having a rectangular prism housing composed of connected walls including a front wall, rear wall, side walls, a top wall and a bottom wall forming an interior volume. The device includes handles, an entryway, fastening straps, and a plurality of integral accordion style pleats.


Complex spatial light modulator and three-dimensional image display apparatus having the same

Provided are a complex spatial light modulator and a three-dimensional (3d) image display apparatus. The complex spatial light modulator includes a spatial light modulator configured to modulate a phase of light, a first prism array which is disposed after the spatial light modulator along a path of the light, and including prism units each having a first prism surface and a second prism surface, and a hologram optical device configured to diffract the light that has passed through the first prism array independently from a polarization of the light, where the first prism array and the hologram optical device are configured to modulate the phase and an amplitude of the light..
Samsung Electronics Co., Ltd.


Prism for projection optical system and optical system having same

A prism for a projection optical system included in a projector including an illumination light source, an illumination optical system, and a projection optical system, includes: a first surface that totally reflects a beam of one of the illumination light and the projection light and transmits a beam of the other; and a second surface that is opposed to the first surface with an air gap therebetween and transmits a beam passing through the first surface, wherein the first surface has an antireflective film having an average reflectivity of a s-polarized reflectivity and a p-polarized reflectivity at a center angle of a transmitted beam of 2% or lower in three wavelength ranges including a first wavelength range of blue, a second wavelength range of green, and a third wavelength range of red.. .
Konica Minolta, Inc.


Virtual image display apparatus

In an optical system having an extremely simple configuration configured by first and second prisms which are prisms in a flat shape and a reflecting surface provided in these prisms, in the first prism which is disposed on a side close to the eyes, that is, on a side apart from a video display element (video element) at a certain distance, a correction lens surface for correcting a chromatic aberration of video light is provided. Accordingly, a virtual image display apparatus is small and light, and has a high performance with a reduced chromatic aberration of magnification..
Seiko Epson Corporation


Stereo microscope system

A stereo microscope system capable of display virtual reality through a plurality of sub display parts, which is the same as that embodied through a microscope, and capable of embodying virtual reality with same quality image throughout the plurality of display parts, is provided. According to the stereo microscope, the image capturing part captures the beam passing through the beam splitter part of the prism to capture an image and delivers the image to the processor, and the processor digital processes the image captured by the pair of image capturing part and delivers the image to the first and second display parts and to display the image.
Koh Young Technology Inc.


Backlight module and manufacturing the same

A backlight module includes a light guiding plate, a pattern structure, a number of leds, a reflecting plate, a diffusing layer, and a prism film. The pattern structure is adhered on a bottom of the light guiding plate.
Hon Hai Precision Industry Co., Ltd.


Optical flim, optical film assembly using the optical film, and manufacturing the optical film

An optical film includes a substrate, several prism bars, and several connecting parts. The substrate comprises a first surface and a second surface opposite to the first surface.
Wistron Corp.


Optical body with fresnel-rendering of complex topographical surface

An optical film or other optical body has a structured surface comprising fresnel prisms. The fresnel prisms define a complex topography.
3m Innovative Properties Company


Light source unit and projector

A light source unit includes a light source component, at least one prism, and a prism support member. The prism has a top face, a bottom face and a side face on which light from the light source component is incident, and guides the light from the light source component along a light path.
Funai Electric Co., Ltd.


Wavelength separation device and 3-dimensional image acquisition apparatus including the same

Provided are a wavelength separation device and a 3-dimensional (3d) image acquisition apparatus including the same. The wavelength separation device includes a first prism having an inclined surface and a second prism bonded to a first region of the inclined surface of the first prism.
Samsung Electronics Co., Ltd.


Storage element including multiple lithium cells

A storage element is disclosed including a plurality of lithium cells, which are arranged beside one another as a stack and are clamped via two clamping plates arranged at the ends, the plates being connected to each other via clamping elements, wherein the cell stack consists of prismatic cells inducing a housing and at least one pouch cell, which is accommodated in a cell holder, the external dimension of which corresponds to that of a housing of a prismatic cell.. .
Audi Ag


Method for manufacturing light emitting element

A method for manufacturing a light emitting element, including steps of preparing a wafer that has a substrate with a first main face and a second main face, in which the first main face is provided with a plurality of convex components and valleys that connect these convex components, and a semiconductor structure that is provided on the first main face; and dividing the wafer by laser scribing in which a laser beam is emitted from the second main face side along first dividing lines and second dividing lines to obtain a plurality of light emitting elements. The convex components are in the form of pyramids, prisms, or truncated pyramids, each of which having a polyhedral bottom face with a plurality of apexes, edge lines that extend from the apexes, and side faces that link the edge lines to each other.
Nichia Corporation

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Prism topics: Light Guide Plate, Objective Lens, Light Guide, Oled Display, Ocular Lens, Transmitter, Irradiation, Image Display Apparatus, Liquid Crystal, Double Layer Capacitor, Porous Carbon, Carbon Film, Prism Sheet, Electrolyte, Monochromat

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