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9022580 Illumination optical system and projector using the same  
This invention realizes an illumination optical system with a small etendue that has a longer lifetime and a high degree of brightness. The invention includes: a laser light source that generates...
9007695 Spectral image sensor device  
A spectral image sensor device comprises a first optical system 47 and 48 including an objective lens, a luminous fluxes selecting member 55 for allowing a part of the luminous fluxes to pass via...
9008521 Optical receiver  
Provided is an optical receiver including a first delay interferometer, a second delay interferometer, and an input light splitting portion for inputting modulated light. The first delay...
8988779 System and method for combining light beams  
An optical system and method for combining multiple beams along a single light path is disclosed. In a preferred embodiment, a plurality of bandpass filters are arranged about the sides of a...
8988564 Digital camera with light splitter  
A digital camera component is described that has a light splitter cube having an entrance face to receive incident light from a camera scene. The cube splits the incident light into first, second,...
8970949 Optical body with suppressed change in color tone and window member, fitting, and solar shading including the optical body  
An optical body includes a first optical layer having a concave-convex surface, a wavelength-selective reflecting layer formed on the concave-convex surface, and a second optical layer formed on...
8961403 Compact fluorescence endoscopy video system  
A fluorescence endoscopy video system includes a multimode light source that produces light for color and fluorescence imaging modes. Light from the light source is transmitted through an...
8955975 Three dimensional image projector with circular light polarization  
A method is provided that includes providing a light source having a light emitting diode (LED) that emits a light. A polarization conversion system (PCS) is located adjacent the LED and has both...
8908281 Optical splitting device, optical multiplexing device and method, and optical add-drop multiplexer  
Embodiments of the present invention provide an optical splitting device, an optical multiplexing device and method, and an optical add-drop multiplexer, which relate to the technical field of...
8873149 Projection optical system for coupling image light to a near-eye display  
Technology is described for a projection optical system which optically couples image light from an image source to a near-eye display (NED) of a wearable near-eye display device. The projection...
8854736 Optical body, window member, fitting, solar shading device, and building  
An optical body includes a first optical layer having a concave-convex surface, a wavelength selective reflecting layer formed on the concave-convex surface, and a second optical layer formed on...
8845109 Projection system based on self emitting display panel  
A projection system based on self emitting display panels is described, in which the projection technology involves organic/inorganic electroluminescent display panels with spatially separated...
8842369 Method and apparatus for combining light sources  
An apparatus for combining light from multiple laser sources has a first laser array to emit beams of a first wavelength in parallel and in a first plane and a second laser array to emit beams of...
8840253 Light source apparatus and image display apparatus using the same  
A light source apparatus includes: an excitation light source including a laser light source; a first wheel that is controlled to rotate, and includes, in a part of a surface thereof to be...
8830587 Method and apparatus for combining light sources in a pump laser array  
An apparatus for providing pump light of a first wavelength λ1 to a laser that emits a second wavelength λ2 has first and second lasers of the wavelength λ1 to direct light along first and second...
8824055 Refractive optics with broad spectral coverage  
A multi-band refractive optical imaging system. In one example, the system includes a plurality of lenses configured to receive and propagate electromagnetic radiation in at least the visible...
8764644 Endoscope light source unit and endoscopy system  
An endoscope light source unit comprising: a first light source section emitting a first illumination light composed of white light; a second light source section emitting a second illumination...
8736965 Beam combiner  
A beam combiner includes a first lens and a second lens coated with specific optical films. The first color light beam enters the first lens via a first incidence surface with an incidence angle...
8733948 Light source unit and projector  
In a projector which includes a light source unit 63, a light smoothing unit, a display device, a projection side optical system and a projector control unit, the light source unit 63 includes a...
8730581 Head-up display for night vision goggles  
A head-up display system for a vehicle facilitating the use of night vision goggles for a person in the vehicle during night vision conditions. The system includes a light source for providing...
8696135 Video recording prevention system  
A projector has at least four primary color components controlled to produce a metameric effect image which is not perceptible to the human optical system and is perceptible to a video recording...
8690357 Projector having a light transmitting window movably disposed in-front of the zoom lens and a control method for the same  
A safe, highly bright projector is to be implemented. A projector directs a light beam from a light source (101) to an image modulating device (105), and magnifies and projects an image formed at...
8681427 System and method for separating a main pulse and a pre-pulse beam from a laser source  
A dichroic beam splitter module is disclosed for separating a main pulse laser beam from a pre-pulse laser beam each traversing a common beam path. In one embodiment, two dichroic elements are...
8659833 Color separating optical system and image pickup apparatus including the same  
A color separating optical system includes a first prism including a second surface for separating an beam into reflected and transmitted beams; and a second prism including a third surface...
8649100 Metamaterial for separating electromagnetic wave beam  
A metamaterial for separating an electromagnetic wave beam is disclosed. Two kinds of man-made microstructures are attached on a substrate of the metamaterial. The first man-made microstructures...
8634139 System for and method of catadioptric collimation in a compact head up display (HUD)  
A head up display can use a catadioptric collimating system. The head up display includes an image source. The head up display also includes a collimating mirror, and a polarizing beam splitter....
8630043 Color light combiner  
For combining light from different light sources that are spatially apart, an optical system comprises a prism assembly that comprises a totally-internally-surface and a dichroic filter. The...
8625201 Optical element for distributing light  
An optical element for distributing light has a predefined spectral energy distribution in a predetermined working wavelength range. The optical element encompasses a transparent body into which...
8619370 Optical combiner for combining multiple laser beams in a flow cytometer  
Disclosed is an optical combiner for combining multiple laser beams in a flow cytometer. A dichroic beam combiner is used to combine a second laser beam with a first laser beam so that the two...
8599480 Laser scanning microscope  
A laser scanning microscope has an illumination beam path and a detection beam path. A beamsplitter is provided which reflects the illumination light in direction of the sample and transmits the...
8599486 Three dimensional sub-wavelength structure with surface plasmon energy matching properties  
An apparatus including a three dimensional sub-wavelength structure for electromagnetic applications including a surface layer formed of a metal or semiconductor film, one or more additional...
8570656 See-through optical system  
The embodiments herein describe how if a narrow wave length notch of light is used to illuminate or create an image source then the beam-splitter is only required to transmit over the narrow...
8531769 Dispersion element, spectral device, and wavelength selective switch  
A dispersion element includes a prism having a first transmission surface and an oppositely disposed second transmission surface, and an optical element having a third transmission surface and an...
8462436 Solar photon filter  
This invention relates to a solar photon filter, hereafter known as the SPF, which is a combination band-pass filtering system consisting of a multiple set of cold or hot mirrors and infra-red...
8456740 Method and apparatus for pathlength adjustment in an optical system  
A method and apparatus involve: routing first radiation and second radiation respectively having first and second wavelengths that are different along respective first and second optical paths;...
8451429 Dichroic mirror, method for manufacturing a dichroic mirror, lithographic apparatus, semiconductor device and method of manufacturing therefor  
A dichroic mirror configured to separate a first type of radiation in a first wavelength range having an upper boundary from a second type of radiation in a second wavelength range having a lower...
8419188 Dichroic wedge stack light combining apparatus, system and method  
A wavelength combining apparatus includes first and second optical devices. The first optical device collects and collimates or focuses light from multiple laser light sources. The second optical...
8371712 Light source module of projector  
A light source module of a projector includes a beam splitter, a red light source, a blue light source, and a blue light source. The beam splitter has a first reflection side, on which a first...
8358462 Mini-scope for multi-directional imaging  
A mini-scope for multi-directional imaging is disclosed. The mini-scope includes an elongated mini-scoped body. An emissions aperture is disposed on the distal end of the elongated mini-scope...
8351123 Diffractive head-up display device provided with a device for adjusting the position of the virtual image  
A diffractive head up display device that includes a projection unit that uses a display to project an image through a projection window of an image mask, and towards a diffractive combiner. The...
8345223 Optical element, lithographic apparatus including such an optical element, device manufacturing method, and device manufactured thereby  
An optical element includes a first layer that includes a first material, and is configured to be substantially reflective for radiation of a first wavelength and substantially transparent for...
8342962 Illuminated interface dashboard for gaming machine  
A display system includes a cabinet, a transparent dashboard and a lighting system. The dashboard is fabricated to have at least two refractive indices such that when light from the lighting...
8339704 Photolithographed micro-mirror well for 3D tomogram imaging of individual cells  
A micro-mirror well. In one embodiment the micro-mirror well includes a plurality of planar mirrors arranged around an axis of symmetry and inclined to form a pyramid well, where each of the...
8310765 Color separating optical system  
A color separating optical system including first to third prisms for separating incident light from an objective lens into three primary color light components, so as to project three...
8294993 Variable reflectivity notch filter and optical devices using same  
A variable reflectivity notch filter (100), suitable for use with a laser image projection source (1001) is provided. The variable reflectivity notch filter (100) defines a transmission curve...
8283554 Method and apparatus for concentrating light  
An apparatus for obtaining radiant energy has first and second photovoltaic receivers. A primary curved reflective surface is disposed to reflect incident polychromatic radiation toward a first...
8282220 Structure for projector with color sensor  
A projector with a color sensor module is provided. The projector includes a light source providing a light, a prism device refracting the light, a reflecting device reflecting the light refracted...
8259378 Scanning apparatus for scanning electromagnetic radiation  
A scanning apparatus operable in the microwave, mm-wave, sub mm-wave (Terahertz) and infrared ranges comprises a primary drum (10) mounted for rotation about a central axis A of the primary drum...
8254031 Color distribution in exit pupil expanders  
The specification and drawings present a new apparatus and method for providing color separation in an exit pupil expander system that uses a plurality of diffractive elements for expanding the...
8244452 Systems and methods integrated air traffic control management  
Systems and methods for integrated air traffic control management are provided. In one embodiment, a system comprises a first processing system including a FANS application for implementing a...