Class / Patent application number | Description | Number of patent applications / Date published |
313111000 | Plural diverse optical devices | 19 |
20100164349 | LIGHT EMITTING DEVICE - A light emitting device comprises: a concave mirror having one focal point; a plurality of main light sources each of which is arranged between the focal point and a light reflection surface of the concave mirror, and emits light toward the light reflection surface; and a plurality of main lenses each of which is arranged between a corresponding one of the main light sources and the light reflection surface, refracts the light emitted from the corresponding main light source toward the light reflection surface, and produces a virtual image of the main light source on the focal point situated at a backside of the main light source. | 07-01-2010 |
20100207503 | LIGHT SOURCE DEVICE, PROJECTOR, AND METHOD FOR MANUFACTURING LIGHT SOURCE DEVICE - A light source device includes: an arc tube having a light emitting portion that emits light; a sub-reflection mirror that covers a part of the periphery of the light emitting portion and reflects the light emitted from the light emitting portion; a main reflection mirror that reflects the light emitted from the light emitting portion and the light reflected by the sub-reflection mirror; and a base that is formed separately from the main reflection mirror and to which the main reflection mirror is secured, wherein an arc tube securing portion for positioning and securing the arc tube is formed in the base. | 08-19-2010 |
20110012496 | Thermal sensitive image display - A thermal sensitive display is disclosed, including a substrate, a first electrode and a second electrode perpendicular with each other over the substrate, a electric heat converting layer between the first electrode and the second electrode, and a heat induced color changing layer, heated by the electric heat converting layer to display pictures. | 01-20-2011 |
20110115359 | LIGHT-EMITTING ELEMENT - A light-emitting element comprising a substrate; a light-emitting layer disposed above the substrate and emitting a primary light; and, a reflective film disposed between the substrate and the light-emitting layer and formed by at least one layer that reflects the primary light, in which the light-emitting element further comprises a light dispersing multilayered film disposed between the substrate and the reflective film and formed by two or more types of light dispersing layers, and the light dispersing multilayered film multiple-disperses a secondary light into plural wavelengths and discharges the secondary light, which is excited by the primary light passing through the reflective film. | 05-19-2011 |
20110121709 | Optical System For a HID Luminaire - A HID luminaire includes a HID lamp, a reflector, and a lens. The reflector has a proximal end, a distal area, and an intermediate are positioned therebetween. The reflector has an interior surface that includes a first portion that extends from the proximal end to the intermediate area and a second portion that extends from the intermediate area to the distal end. The second portion is less light reflective than the first portion. The lens has two different diffusion rates and includes a center portion having a lens inner diameter and an outer portion surrounding the center portion. The lens inner diameter is about the same diameter as the diameter of the intermediate area. The outer portion is more diffuse than the center portion but allows light to be transmitted therethrough. | 05-26-2011 |
20130020925 | OPTICAL FIBER LIGHT SOURCE APPARATUS - An optical fiber light source apparatus, includes a casing, a discharge lamp accommodated inside the casing, a concave reflection mirror, which holds the discharge lamp, and an optical fiber, which receives light from the reflection mirror. The concave reflection mirror, to which the discharge lamp is fixed, is held by a holding member, which has an approximately rectangular flange portion in a front face thereof and a regulating concave portion formed in a side of the flange portion. A guide is provided on the casing in a direction perpendicular to an optical axis, so that the flange portion of the holding member is slidably engaged with the guide. A pressing member, which is pressed with a bias force toward the regulating concave portion of the flange and engages with the regulating concave portion, is provided on the guide, thereby securing the concave reflection mirror. | 01-24-2013 |
20130154466 | Lamp with Graded Absorption Coating - The invention describes a lamp ( | 06-20-2013 |
20130169140 | BROADBAND LIGHT ILLUMINATORS - A broadband light illuminator of an optical inspector for optically detecting defects of an inspection object may include an electrode-less chamber including a plasma area from which broadband light is generated; a first energy provider, exterior to the chamber, configured to provide first energy for ionizing high pressure gases to form ionized gases in the chamber; a second energy provider, exterior to the chamber, configured to provide second energy for transforming the ionized gases into a plasma state to form the plasma area at a central portion of the chamber; an elliptical reflector having a first focus at which the chamber is positioned and a second focus such that the broadband light is reflected from the elliptical reflector toward the second focus; and a lens unit focusing the reflected broadband light onto the inspection object to form an inspection light for detecting the defects of the inspection object. | 07-04-2013 |
20130342096 | SIDE-EMITTING OPTICAL COUPLING DEVICE - An LED package includes a LED structure that outputs light in a pattern about an axis and an optical coupling device with a central axis. The coupling device is positioned relative to the LED structure and accepts light from the LED. The coupling device includes a first dielectric interface surface that is substantially cylindrical with respect to the central axis, and a reflecting surface. The first dielectric interface surface accepts a first portion of light from the LED structure and directs it toward the reflecting surface. The reflecting surface accepts the light from the first dielectric interface surface and directs it toward the first dielectric interface surface in a direction substantially perpendicular to the central axis. | 12-26-2013 |
20140001945 | LIGHTING DEVICE | 01-02-2014 |
20140028176 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display device includes a first substrate and a second substrate that face each other, a pixel between the first substrate and the second substrate and the pixel emitting primary light toward one of the first and second substrates, and a black film arranged on another of the first and second substrates. The other of the first and second substrates being opposite to the one of the first and second substrates toward which the primary light is emitted. | 01-30-2014 |
20140077681 | ENHANCED ALUMINUM THIN FILM COATING FOR LAMP REFLECTORS - Reflector lamps and their methods of manufacture are provided. The reflector lamp includes a parabolic housing defining an interior surface; a light source positioned within the housing; a reflector layer (e.g., including aluminum) on the interior surface of the housing; and an optical interference multilayer coating on the reflective layer. The optical multilayer coating generally includes a plurality of alternating low index layers and high index layers, with the low index layers having a refractive index that is about 1.38 to about 1.55 at 550 nm and the high index layers having a higher refractive index than the low index layers. | 03-20-2014 |
20140084775 | SUBSTRATE, DISPLAY PANEL, AND DISPLAY APPARATUS - A substrate includes: a plurality of pixels arranged two-dimensionally on a common wiring substrate, and each including a plurality of types of light emitting elements that differ from one another in emission color; a plurality of light-scattering sections each provided for a corresponding one of the pixels, and each provided above the corresponding one of the pixels; and a light-shielding section provided in a gap between adjacent ones of the pixels, or provided in an opposing region that opposes the gap when viewed in a normal direction of the wiring substrate. | 03-27-2014 |
20140184052 | MULTILAYERED OPTICAL FILM AND DISPLAY DEVICE INCLUDING OPTICAL FILM - An optical film includes: a liquid crystal coating; and a base layer on the liquid crystal coating, wherein the liquid crystal coating has reversed wavelength dispersion and in-plane retardation for a reference wavelength ranging from 126 nm to 153 nm, and the base layer has in-plane retardation ranging from about 0 to about 50 nm and out-of-plane retardation ranging from about 0 nm to about 100 nm. | 07-03-2014 |
20140239795 | LIGHT SOURCE DEVICE AND SEMICONDUCTOR MANUFACTURING APPARATUS INCLUDING THE SAME - Provided are a light source device and a semiconductor manufacturing apparatus including the same. The light source device includes a light-emitting lamp. The light source device includes a laser generator configured to generate and direct a laser beam to the light-emitting lamp. The light source device includes a recycling optical element configured to redirect the laser beam to the light-emitting lamp. The recycling optical element includes a first recycling optical modulator configured to change the phase of the laser beam. | 08-28-2014 |
20140312762 | LIGHT EMITTING DIODE LIGHT BULB HAVIGN A LIGHT DISPERSING LAYER ATTACHED ON AN ENVELOPE THEREOF - An LED light bulb includes a holder for electrically connecting with a power source, an LED mounted on the holder, an envelope mounted on the holder and covering the LED, and a light dispersing plate attached to an inner surface of the envelope. The light dispersing plate is made of a transparent material with a plurality of irregular air bubbles therein. Light generated by the LED and radiating to the envelope is refracted, reflected and scattered by the bulbs before the light emits out of the LED light bulb. | 10-23-2014 |
20150332908 | Laser Driven Sealed Beam Lamp - A method and apparatus for a sealed high intensity illumination device are disclosed. The device is configured to receive a laser beam from a laser light source. The device has a sealed chamber configured to contain an ionizable medium. The chamber has a substantially flat ingress window disposed within a wall of the integral reflective chamber interior surface configured to admit the laser beam into the chamber, a plasma sustaining region, a plasma ignition region, and a high intensity light egress window configured to emit high intensity light from the chamber. The chamber has an integral reflective chamber interior surface configured to reflect high intensity light from the plasma sustaining region to the egress window. There is a direct path of the laser beam from the laser light source through the lens and ingress window to the lens focal region. | 11-19-2015 |
20160086788 | ELLIPTICAL AND DUAL PARABOLIC LASER DRIVEN SEALED BEAM LAMPS - The invention is directed to a sealed high intensity illumination device configured to receive a laser beam from a laser light source. A sealed chamber is configured to contain an ionizable medium. The chamber includes a reflective chamber interior surface having a first parabolic contour and parabolic focal region, a second parabolic contour and parabolic focal region, and an interface surface. An ingress surface is disposed within the interface surface configured to admit the laser beam into the chamber, and an egress surface disposed within the interface surface configured to emit high intensity light from the chamber. The first parabolic contour is configured to reflect light from the first parabolic focal region to the second parabolic contour, and the second parabolic contour is configured to reflect light from the first parabolic contour to the second parabolic focal region. | 03-24-2016 |
20160095185 | DISPLAY PANEL, DISPLAY DEVICE, AND ELECTRONIC UNIT - A display panel including: a panel section including a display region where a plurality of pixels are arranged, and a gap region provided in a gap between the pixels; and a barrier section including a plurality of transmissive regions in a two-dimensional arrangement, and a light-blocking region to be around each of the transmissive regions. The transmissive regions are each configured to make entirely visible any one of the pixels therethrough when a viewer views the panel section not from a front but from a first or second direction via the barrier section, the pixels are each configured by a plurality of sub-pixels varying in type, and the sub-pixels in each of the pixels are arranged not in stripes but differently. | 03-31-2016 |