Matches 101 - 150 out of 385 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6377410 Optical coupling system for a high-power diode-pumped solid state laser  
Method and apparatus are disclosed for beam dividing and shaping, in which the beams from laser diode array are divided in a plurality of sections along the slow axis and the sections of beams are...
6356391 Optical film with variable angle prisms  
An optical turning film has a first surface including an array of prisms. The array has a plurality of first prisms, with each of the first prisms having a first prism configuration, and a...
6354709 Optical film  
An optical film having structures that vary in height along their length where the variations have a nominal period of less than forty times the nominal height of the structures is taught. In some...
6344937 Beam steering optical arrangement using Risley prisms with surface contours for aberration correction  
A steerable optical arrangement. The inventive arrangement includes a first prism mounted for rotation about an optical axis and a second prism mounted for rotation about the optical axis. In...
6342981 Zero-displacement phase retarder device and method  
An optical device includes a substrate 60 and three prisms 10, 20 and 30 . The first prism 10 is disposed adjacent to an upper surface of the substrate 60 . An incoming beam aperture 65 ...
6333817 Optical lamination sheet  
In an optical sheet 10 having a prism surface 16 formed by providing unit prisms 14 on the upper surface of a transparent base material 12, a coating layer 18 is provided on the reverse surface of...
6310724 Image display apparatus  
To effectively make a mesh of out lines between pixels by a pixel diffusion and at the same time to facilitate a focusing of an image by the observer, an optical filter for diffusing each pixel of...
6307690 Microscope with light source  
A microscope with incident light input coupling, wherein the light provided for the incident illumination is directed onto the partially reflecting layer of a beam splitter cube and is directed...
6282031 Beam shaping optical system  
A beam shaping optical system which is provided with a first wedge prism having two refractive surfaces defining a first principal section, and a second wedge prism having two refractive surfaces...
6226124 Tremble correction device  
An angular positional data of binoculars in a lateral irection is calculated by integrating output of a gyro sensor. A positional data of correction lenses in the lateral direction is calculated by...
6222689 Surface light source device and asymmetrical prism sheet  
An asymmetric prism sheet, surface light source and LCD to which the asymmetric prism sheet is applied is provided. A cold cathode tube backed by a reflector supplies light to an incidence surface...
6222627 Wollaston prism and use of it in a fourier-transform spectrometer  
The present invention is related to a Wollaston prism (WP) comprising two birefringent wedges (W1, W2) joined by their hypotenuse to form a composite block, said wedges having optic axes (OA1, OA2)...
6219169 Beam shape compensation optical system  
A beam shape compensation optical system includes a first anamorphic beam expander which expands a cross section of a parallel beam incident along a predetermined direction at a first magnification...
6212022 Beam shaping optical system  
Disclosed is a multi-beam optical system, which has a light source having a plurality of light emitting portions from which a plurality of light beams are emitted, respectively; a collimating lens...
6201648 Optical system  
A compact optical system for microscope, endscope and binoculars capable of providing a clear image of minimal distortion even at a wide field angle. The optical system is a decentered optical...
6185056 Prism and manufacturing method thereof, optical beam shaping apparatus and optical head device utilizing such prism, and optical beam shaping method  
A prism includes: a first portion made of a first material having a wavelength dependency in a refractive index; and a second portion adhered to the first portion, the second portion being made of...
6178042 Real image mode finder and camera using the same  
A real image mode finder includes an objective optical system and an eyepiece optical system which has at least one reflecting surface. The objective optical system includes, in order from the...
6175455 Real-image finder  
An indication-within-finder free from ghost light is provided at a minimal cost even in the case of a pentagonal prism or the like. The finder includes an objective system (61) having a positive...
6172824 Low loss prism retroreflectors for relative index of refraction less than the square root of 2  
A stable resonator for a ring-down cavity spectroscopy cell having an optic axis. The resonator includes two Brewster's angle retroreflector prisms, at least one prism having greater than two total...
6172823 Mode matching for cavity ring-down spectroscopy based upon Brewster's angle prism retroreflectors  
A stable resonator for a ring-down cavity spectroscopy cell having an optic axis. The resonator includes two Brewster's angle retroreflector prisms, each having a plurality of total internal...
6147804 Optical sheet lamination  
In an optical sheet 10 having a prism surface 16 formed by providing unit prisms 14 on the upper surface of a transparent base material 12, a coating layer 18 is provided on the reverse surface of...
6128144 Optical system for camera and camera apparatus  
A compact optical system capable of providing a clear image of minimal distortion even at a wide field angle. The optical system is a decentered optical system (10). Curved surfaces (3 and 4)...
6128119 Beam shaping optical system  
Disclosed is a multi-beam optical system, which has a light source having a plurality of light emitting portions from which a plurality of light beams are emitted, respectively; a collimating lens...
6120154 Reflector for vehicle  
An electromagnetic reflector which is effective for electromagnetic waves in a range from 50 to 100 GHz, radiated from an on-board radar device, is integrally incorporated with an optical reflector...
6104552 Vehicular rearview mirror assembly with forward vision optical system  
An exterior rearview mirror for vehicles incorporates a forward vision improving system allowing improved visibility of the opposite roadway forward of the vehicle for safer passing. Preferably,...
6101048 Split field wide angle viewing system for vehicles  
A side-viewing optical system that provides wide-field viewing of image scenes on both sides of a vehicle, particularly in blind areas between the driver's direct peripheral vision and a image...
6078441 Optical device for producing rotational displacement of an incident image  
An array of graduated prisms disposed in a circle for rotating an incident image, the prisms are disposed with their end faces at the periphery of the circle and their apices at the center. The end...
6042239 Aircraft canopy reflection reduction  
Illuminated instruments in aircraft cockpits often create reflections from the canopy which interfere with the pilots vision. A wedge of optical material positioned adjacent the instrument retracts...
6038089 Beam shaping optical system  
A beam shaping optical system which is provided with a first wedge prism having two refractive surfaces defining a first principal section, and a second wedge prism having two refractive surfaces...
6034821 Optomechanical components for use as optical interconnects  
Optical components that are designed to be coupled together in modular fashion to form an optical network. The components are shaped so that a plurality of components can be coupled together to...
6031179 Color-mixing lens for solar concentrator system and methods of manufacture and operation thereof  
A color-mixing lens for use in a concentrator system and methods of manufacture and operation thereof. The color-mixing lens includes: (1) a light-transmissive substrate that receives broad...
6025872 Monitor region extension member and motor vehicle peripheral monitoring apparatus using same  
A motor vehicle peripheral monitoring apparatus uses a monitor region extension member as optical image forming means. The monitor region extension member comprises an upper image passage part and...
6021007 Side-collecting lightguide  
A plate collects light and guides it to an internal focus (20). The plate is constructed of prisms (2) that allow simultaneous reflection and transmission of light. The prisms are easily...
6020553 Photovoltaic cell system and an optical structure therefor  
High radiation concentration photovoltaic cell system including at least one optical structure in the form of a three-dimensional body having a first surface adapted to receive thereon photovoltaic...
5995284 Polarized illumination system for LCD projector  
An illumination system is described that efficiently produces linear polarized light for use in LCD projection. A polarizing beam splitter and half-wave retarder plate produce two adjacent...
5978144 Prism for optical system  
A prismatic optical device employs an improved prismatic image erecting system with curved refracting surfaces. The optical device can be any one of a wide variety of known devices such as...
5977478 Solar module  
For the purpose of providing a solar module which has a fixed type solar concentrator of high converging magnification, a solar cell 12 is installed on the bottom face of an extension 30 which is...
5966253 Transmission type optical deflector  
A transmission type optical deflector wherein a prism holder is supported by a yoke member to rotate about a principal axis through an elastic device. A wedge-shaped transmission prism is provided...
5953166 Laser trapping apparatus  
A laser trapping apparatus for optically trapping an optional micro-particle from a group of micro-particles such as microorganisms suspended in a medium by a laser beam focused at a focal point of...
5944401 Optical block and liquid crystal projector  
An optical block which is light in weight and low in price, and has optical path distances equivalent to those obtained with glass has an outside form composed by arranging a polyhedron 8a having a...
5919551 Variable pitch structured optical film  
The present invention includes a structured optical film with variable pitch peaks and/or grooves to reduce the visibility of moire interference patterns and optical displays incorporating one or...
5914822 Chromatic aberration correcting element and its application  
A chromatic aberration correcting element that is a simple lens having at least one aspheric surface the radius of curvature of which increases from the optical axis toward the periphery, at least...
5912775 Method and apparatus for temporal and spatial beam integration  
A method and apparatus for providing sequential temporal and spatial integration of a collimated non-symmetrical excimer laser beam to optimize the temporal and spatial characteristics of the beam....
5912764 Endoscope optical system and image pickup apparatus  
A compact endoscope optical system capable of providing a clear image of minimal distortion even at a wide field angle. The endoscope optical system includes an objective optical system for forming...
5909321 Doublet lens, variable apex angle prism and deviation correction device  
A doublet lens which, on being inserted between the light rays, can perform deviation correction in an afocal state without its focal length being changed. The doublet lens is arranged so that, if...
5892620 Optical shuffle device  
The present invention provides an optical rearranging device that is simple, compact, highly efficient, and is located in the proximity of an image plane. This device utilizes diffractive,...
5880886 Optical component suitable for use in glazing  
An optical component comprises at least one substantially planar element having a plurality of elementary surfaces capable of acting to reflect by total internal reflection light incident thereon...
5844720 Prism sheet  
A prism sheet having a plurality of substantially triangular prism-shaped lens units with their longitudinal axes almost parallel to each other arranged on one side and having the other side...
5828494 Glass panel unit for refracting and dispersing light  
A panel unit for use in a window, a partition, a free standing frame, or in a wall, and having a plurality of vertically stacked, elongated transparent elements arranged in a frame, whereby natural...
5828482 Apparatus and method for directing a beam of light to a surface of an optical disk  
An apparatus is used with an optical disk drive for directing a beam of light to a surface of an optical disk. The apparatus has a beam shifter configured to direct the beam from a first path...
Matches 101 - 150 out of 385 < 1 2 3 4 5 6 7 8 >