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Matches 401 - 450 out of 3,070

Document Document Title
WO/1998/009113A1
An illuminating apparatus which has two lamp units suitable for the illuminating light source of a projection display and enables the bright illumination. A projection display using the illuminating apparatus is also disclosed. The illum...  
WO/1997/034173A1
A plate-like polarized light separator of a structure in which polarized light separating film surfaces and reflecting film surfaces are arranged alternately at fine pitches, and a projection display using such a polarized light separato...  
WO/1997/020241A1
A structure and method for a collection system for a projector includes a collector for reflecting light and a correcting mechanism for receiving the reflected light. The collector and the correcting mechanism, in combination, correct th...  
WO/1997/001787A1
A bright, small, light-weight, high resolution and economical projection display having a relatively simple construction and four great features of oblique projection, uniform illumination, large depth of focus and magnifying short-dista...  
WO/1996/041224A1
A reflective/diffractive light valve system collects light from multiple dimensions around a single light source. From these multiple collection dimensions, the light is directed to impinge on the valve from multiple directions. When the...  
WO/1996/031742A1
A radiant energy redirecting system comprising a radiant energy transmitting body structure (10); the structure comprising multiple elements (11), each of which acts as a radiant energy redirecting module, having on its cross-sectional p...  
WO/1996/031794A1
An image display apparatus which employs a polarization-sensitive scattering element (PSSE). In the display, a light source is usesd to illuminate a panel which modulates light in order to form an image. Positioned between the light sour...  
WO/1995/022779A1
A condenser lens (2) for a projection system optimizes the amount of overall brightness directed toward an aperture (3) and the uniformity of illumination at the aperture (3). The lens, when placed in the projection system, has a margina...  
WO/1995/003935A1
A light source destructuring and shaping device (6) which both homogenizes and imparts predetermined directionality to light rays emanating from a light source (7) is disclosed. The device comprises a micro-sculpted surface structure whi...  
WO/1994/024587A1
A device for use in the light-beam processing of materials comprises a point optical light source (1) and a concentrating reflector (2) with a reflecting surface in the form of a surface of rotation. The generatrix of the surface of rota...  
WO/1994/024586A1
A device for use in light-beam treatment comprises an elongated light source (1) and a concentrating reflector (2) with a reflecting surface in the form of a surface of rotation with a generatrix consisting of a number of sections (3) jo...  
WO/1994/023325A1
A family of condenser lenses for an overhead projector (OHP) are designed to balance overall brightness in the projected image versus uniformity of illumination. The lenses are plano-convex and aspheric, and their conic constant is a fun...  
WO/1994/009312A1
A device for light-beam working of materials consists of a light source (5) and an energy concentrator (1) which comprises a hollow reflective element, the reflective surfaces of which are formed of a basic ellipsoid (2), an additional e...  
WO/1993/021484A1
A radiant energy redirecting system comprising a radiant energy transmitting body structure (10) comprising multiple elements (11), each of which acts as a radiant energy redirecting module, having on its cross-sectional perimeter an ent...  
WO/1992/022008A1
This invention consists of a wide-angle, multi-element condenser system for an overhead projector that provides uniform illumination at the plane of the projection transparency, and a well-formed lamp image at the entrace pupil of the pr...  
WO/1992/020004A1
A matrix of optical concentrators (1) characterized essentially in that the concentrators (1) are optically independent rotationally symmetrical reflectors filled with a light-transparent optical material (2) having a refractive index n ...  
WO/1992/015029A1
When two hollow tubular light conduits (12, 14) are interconnected at a miter joint, beamed light can be redirected from one of the conduits to the other by a thin transparent prismatic element (22) that is mounted to extend along the pl...  
WO/1991/019218A1
Disclosed is an optical device for producing direct and/or trans-illumination of an object (2), the device consisting of an illumination and imaging device (1, 3, 4, 5), together with a polarizer (6) located in the illumination-beam path...  
WO/1991/018315A1
The invention relates to an image projector providing homogeneous lighting of an object to be projected while increasing the light collection efficiency. The projector (1) is comprised of a light source (6) producing a light intended to ...  
WO/1991/018307A1
The device of this invention employs a short focal length anamorphic lens (10) to collect light from a source (6) with asymmetric angular dispersion of the flux. Focal lenghts are chosen to provide an approximate line fuzzy focus with a ...  
WO/1991/013374A1
A reflector plate having such a form that two lines start at one point on a circle enclosing an emission source having a cylindrical, spherical or similar shape and extend toward opposite sides to form two symmetrical involutes and a str...  
WO/1991/010103A1
A device for focusing parallel rays on a receiving element (20). The device is characterized in that it comprises at least one focusing element on either side of a principal plane, each said element comprising a cylindrical primary refle...  
WO/1990/013777A1
A nonimaging radiant energy device (40) may include a hyperbolically shaped reflective element (42) with a radiant energy inlet (54) and a radiant energy outlet (58). A convex lens (44) is provided at the radiant energy inlet (54) and a ...  
WO/1990/011545A1
According to the invention the illuminating device having a high luminosity factor is essentially characterized in that it comprises a light source (1) housed in a mirror (2), a truncated transparent sleeve (8) placed between said light ...  
WO/1989/005463A1
A concentrator arrangement (10) consists of a plate (11) coupled to a plurality of mutually parallel first cells (14) with parabolic side walls (2, 3). The first cells (14) are optically coupled with second cells (15) whose coupling face...  
WO/1989/001640A1
Gradient optical density transmissive light directing devices (20, 24, 26, 28, 30) and fabrication thereof are disclosed herein. Examples of such devices include concentrators, lenses and compound lenses. The present invention teaches a ...  
WO/1987/006012A1
A concentrator of solar radiation comprises a carrying structure (1) on which are mounted, in annular rows, facets (2) the reflecting surfaces of which are split into annular zones (3). At least one of the peripheral annular zones (3) ha...  
WO/1987/001466A1
A regulator means (8) or (9) for varying the distance on the optical axis between a light source (1) such as a semiconductor laser and a condenser (2) is provided in an optical head device. A spherical aberration component, which is a fa...  
WO/1983/002310A1
The method and apparatus of the invention are intended to collect, in the intermediary space comprised between the transparent cover and the absorbing receiver surfaces of a solar insolator, the substantially parallel light beams from th...  
JP5842615B2  
JP5843905B2  
JPWO2013164923A1
撮像用の補助光として適した配光を有する補 助光源ユニット用の光学素子であって、小型 を保ちつつ、十分な光量を確保し、製造が容 易で低コストである光学素子及びそれを...  
JP5835828B2  
JP2015230354A
【課題】光の利用効率を高めることや小型化 を図ると共に、波長変換素子の効率的な冷却 が可能な光源装置を提供する。【解決手段】 光源装置は、励起光を射出する発光素子...  
JPWO2013157249A1
【課題】6枚構成の投写用レンズにおいて、 小さなFナンバー、広角、諸収差の良好な補 正、高性能を実現する。【解決手段】投写用 レンズは、拡大側から順に、縮小側に凹...  
JPWO2013150752A1
映像表示装置は、光源と表示素子と照明プリ ズムと接眼光学系とを有する。光源は照明光 を射出する。表示素子は照明光を変調して映 像光として射出する。照明プリズムは光...  
JP2015223462A
【課題】より簡便な方法でスペックルノイズ を低減させること。【解決手段】本開示に係 る照明装置は、レーザ光を射出する少なくと も1つのレーザ光源と、前記レーザ光源...  
JP2015534654A
本発明は、光ビームの光源;集光レンズ(5 );少なくとも1つのマイクロレンズアレイ (L3、L4)を含む光均一化系(4)であ って、光均一化系の像焦点面が集光レン...  
JP2015534123A
マイクロリソグラフィ装置を作動させる方法 は、アレイ上の光放射照度分布が第1の線( 76)に沿って少なくとも50%だけ変化す る傾斜可能ミラー(M)のアレイ(34...  
JP2015534130A
マイクロリソグラフィ投影露光装置の照明シ ステムが、光積分器(70)を備え、光積分 器(70)が、第1の光学ラスタプレート( 74)と第2の光学ラスタプレート(7...  
JP2015206817A
【課題】所望の照明条件で照明することがで きる照明装置、及び検査装置を提供する。【 解決手段】本発明の一態様にかかる照明装置 11は、放電プラズマによってEUV光...  
JP5816152B2  
JP2015201433A
【課題】高輝度かつ高画質の画像の投射を実 現可能な照明光学系および画像投射装置を提 供する。【解決手段】照明光学系は、光源か ら出射した光を分割する第1のレンズア...  
JP5810467B2  
JP5807761B2  
JP2015198110A
【課題】光源からの光を複数の処理部に分配 する上で有利なインプリント装置を提供する 。【解決手段】パターンが形成されたモール ドを用いて基板上のインプリント材を成...  
JP2015197963A
【課題】本発明は、導光部材の光源側と発光 面との間に孔を設け入射した光を拡散させる 線状光源ユニット構造を提供する。【解決手 段】本線状光源ユニット構造は、前記孔...  
JP2015195141A
【課題】均一な照度及び所望波長での光照射 を可能にする照射装置を提供する。【解決手 段】光源11と、この光源11から放射され る光を反射する凹面状の反射鏡12と、...  
JP5803377B2  
JP5803222B2  

Matches 401 - 450 out of 3,070