Matches 1 - 50 out of 163 1 2 3 4 >
Match Document Document Title
7414797 Optical element, optical scanning apparatus, and image forming apparatus using the optical element, and method and apparatus for fixedly joining the optical element and reducing deformation of the optical element arranged in a layer structure  
An optical element including a plurality of reference members formed on a first side surface, and a method and apparatus for fixedly joining the optical element with the first side surface facing...
7411742 Focusing lens for LED  
A focusing lens for an LED is provided. The focusing lens for an LED, which concentrates light emitted from the LED so as to have directionality parallel to an optic axis, comprises: a transparent...
7411738 Composite lens and method for manufacturing the same  
An exemplary composite lens includes a main body and an embedding member. The main body has a first surface and an opposite second surface. The main body has an optical axis associated therewith....
7397616 Optical communication module and optical element for optical communication module  
An optical communication module includes a first light-receiving element with a receiving surface in which a light flux with a wavelength λ 1 emitted from an end surface of an optical fiber...
7365918 Fast x-ray lenses and fabrication method therefor  
A fabrication process for zone plate lenses is based on controlled thin layer deposition for fabricating structures as small as 2 nanometers (nm) in width, and potentially smaller. The substrate...
7349163 High-heat-dissipation lighting module  
There is provided a lighting module of the type having a solid-state light source, in particular a LED, a supporting plate, and a lens; the lens has a recess housing the light source; the lens is...
7342731 Wafer scale lens and optical system having the same  
Provided are wafer scale lenses having a diffraction surface as well as a refractive surface, and an optical system having the same. The wafer scale lens includes a lens substrate, a first lens...
7338174 Shutter device and projection type video display  
Each shading plate comprises a rotating shaft and a driving shaft arranged vertically. First divided shading plate is loosely fitted to and supported by (not adhere to) the rotating shaft and...
7321473 Aperture and projection lens system  
An aperture comprising a round filter portion and at least one annular filter portion is provided. The round filter portion and the annular filter portion are forming a round zone. A transmission...
7312928 Projection system field lens  
A projection system includes a modulator and a field lens. The modulator is to modulate light in accordance with image data. The field lens is to at least partially collect the light modulated by...
7307786 Beam shaper  
A beam shaper intended for use in connection with a quasi-monochromatic light source and which is fabricated from a substantially transparent material as a transmission element guiding the...
7256950 Optical device, optical system, method of production of same, and mold for production of same  
A first optical device according to the present invention comprises a base made of a first optical material and a second optical material having a refractive index different from that of the first...
7256947 Optical element having minute periodic structure  
An optical element is disclosed which has a reflection suppressing function and a color balance correcting function in a minute periodic structure. The optical element has a base member and a...
7248420 Optical pickup lens device and information recording and reproducing device using the same  
An optical pickup lens device includes, in the order from the light source side, a collimating lens for converting a bundle of rays into parallel rays or predetermined convergent or divergent rays,...
7224539 Providing optical systems having improved properties to users of catalog (stock) lenses  
Optical systems providing any or all of better images, brighter images, better optical usability, and better mechanical flexibility are made available to users of catalog lenses. These systems are...
7212348 Compact zoom lens system  
A compact zoom lens system includes, from the object side to the image side, a negative first lens group ( 1 ), a positive second lens group ( 2 ), a positive third lens group ( 3 ) and a positive...
7206142 Refractive spectrum splitting concentrator system  
A single lens for concentrating and refracting electromagnetic energy having a broad energy spectrum onto bands of a target device includes a lens having a flat top side and a plurality of regions,...
7196854 Complex optical element and method for manufacturing thereof  
A lens-laminated composite optical element composed of a vitreous optical element having a plane surface to perform inherent optical functions, and a thin and filmy transparent plastic lens portion...
7193792 Optical component and method for its production  
An optical component ( 10 a ) for at least two pencils ( 4, 5 ) of rays has at least one one-piece element ( 1, 2 ) of inorganic optical material and at least two segments ( 6, 7 ) which are...
7151639 Thin-type spherical lens  
A thin-type spherical lens, fabricated according to the result of the virtual procedures of removing the portion of each of a plurality of lens bodies with different radii of curvature of...
7054077 Method for constructing a catadioptric lens system  
A method of fabricating a catadioptric lens system, the method involving: fabricating a single catadioptric lens element having a bottom surface and an upper surface, the upper surface having a...
7031078 Laminated diffractive optical element  
An optical element of which diffraction efficiency hardly varies with wavelength is provided by using an optical material satisfying the conditions that n d >−6.667×10 −3 ν d +1.70 and θ...
7023626 Optical device, lens and optical element for focusing a laser beam and apparatus and method for assembling the optical device  
The invention relates to an optical device for focusing a laser beam, comprising a source of emission of a laser beam, for example a substantially elliptic and astigmatic laser beam, a focusing...
7012750 Auxiliary light projection apparatus for auto focus detection  
An auxiliary light projection apparatus used for focus detection has a laser beam generating device and a diffraction plate for diffracting a laser light from said laser beam generating device. The...
6992842 Optical device, optical system, method of production of same, and mold for production of same  
A first optical device according to the present invention comprises a base made of a first optical material and a second optical material having a refractive index different from that of the first...
6992838 Objective lens with the diffractive surface for DVD/CD compatible optical pickup  
Disclosed is an objective lens for a DVD/CD compatible optical pickup, which improves optical efficiency while minimizing aberration occurring due to different disc thicknesses of different optical...
6985310 Optical device, optical system, method of production of same, and mold for production of same  
A first optical device according to the present invention comprises a base made of a first optical material and a second optical material having a refractive index different from that of the first...
6972912 Optical device, optical system, method of production of same, and mold for production of same  
A first optical device according to the present invention comprises a base made of a first optical material and a second optical material having a refractive index different from that of the first...
6947224 Methods to make diffractive optical elements  
A method for forming a diffractive lens includes forming an etch stop layer on a first surface of a silicon substrate, forming a diffractive optical element above the etch stop layer, forming a...
6947223 Multi-focal length miniature refractive element and method for making the same  
A monolithic multi-focal length miniature refractive element comprising a first surface region and a second surface region. The first surface region has a first characteristic radius of curvature....
6890642 Surface formed lenses on voided polymer light diffuser  
Disclosed is a transparent polymeric diffusion film exhibiting at least 50% transmissivity containing a thermoplastic polymeric material with internal microvoids and containing a plurality of...
6856474 Assembled multi-surface optical component and method for fabricating  
An assembled optical component has a support structure with a reference surface at which a number of individual optical elements are bonded at predetermined positions. The curvature of the...
6825995 Optical device, optical system, method of production of same, and mold for production of same  
A first optical device according to the present invention comprises a base made of a first optical material and a second optical material having a refractive index different from that of the first...
6822812 Off-angle display systems and associated methods of manufacture and use  
Visual display systems that can accommodate off-angle viewing. In one embodiment, a visual display system includes a visual display device, such as a video display device, having a display screen...
6818276 Light management film with colorant receiving layer  
Disclosed is a light management film containing a substrate, light shaping elements with a roughness average of at least 3 micrometers, and a layer capable of receiving a colorant density of at...
6814901 Method of manufacturing microlens array and microlens array  
A method of manufacturing a microlens array comprising forming microlenses by dropping or injecting to a plurality of through holes formed on a substrate a liquefied lens material so as to dispose...
6803088 Reflection media for scannable information system  
Disclosed is a reflection media comprising a polymer layer having a Tg of less than 75° C. and containing machine scannable information in the form of matte and glossy areas.
6721102 Surface formed complex polymer lenses for visible light diffusion  
Disclosed is a transparent polymeric film having a top and bottom surface comprising a plurality of complex lenses on at least one surface thereof. Such a film is useful for diffusing light such as...
6714349 Screen and projection display system with improved viewing angle characteristic  
A screen for a projection display system. The screen has a Fresnel lens for converting incoming light into parallel light and a Lenticular lens disposed on a surface of the Fresnel lens to change a...
6700716 Optical element with a microprism structure for deflecting light beams  
An optical element ( 10, 10′, 10 ″) for deflecting light beams ( 18, 19 ), which enter and re-emerge from the latter, in such a way that their angle of emergence (γ) is limited, in particular...
6700712 Multidirectional single surface optically shaped film  
A multidirectional single surface optically shaped film is disclosed. The optically shaped film may include a film having only one surface structure with two or more different, overlapping Fresnel...
6678098 Multiple lens support  
A support structure for a display system includes at least one pentagon-shaped lens, at least two hexagon-shaped lenses, and at least two hexagon-shaped supports. The at least two hexagon-shaped...
6661552 Rear projection apparatus  
A rear projection apparatus having a projector containing a light source and a liquid crystal cell, a mirror for reflecting a light from the projector, and a screen for projecting the light...
6639735 Method for manufacturing an optical device  
Disclosed is a method for the fabrication of a spot-size converter with a lateral-tapered waveguide (or an active layer), which utilizes a mask during a lithographic process wherein the mask has a...
6597521 Optical unit and method for making the same  
The invention is directed to an optical unit having elements ( 6, 7 ) which are juxtaposed without an air gap therebetween. The two elements ( 6, 7 ) are joined by wringing the same to each other....
6590712 Arrangement and method for generating a plurality of optical axes which are oriented in a defined manner relative to one another  
An arrangement and a method for generating a plurality of optical axes which are oriented in a defined manner relative to one another in which the directions of the optical axes are defined by the...
6504654 Modulated liquid lens without spherical aberration having means for absorbing the solar energy condenser and provided with a heat plate for the absorption of high temperatures  
Liquid modular lens, without sphencal deviation, provided with means to absorb the solar energy condenser, supplied with a thermal plate capable of absorbing high temperatures, consisting of a...
6451462 Optical unit and method for making the same  
The invention is directed to an optical unit having elements ( 6, 7 ) which are juxtaposed without an air gap therebetween. The two elements ( 6, 7 ) are joined by wringing the same to each other....
6441972 Optical image separator  
An optical assembly divides a single image into a plurality of images which are simultaneously projected onto a single sensor array. The optical assembly is arranged so that each of the plurality...
6421188 Optical element  
An optical element is provided with a film having a stress effective to sufficiently suppressing unwanted deformation of the optical element. This accomplishes very small aberration of the optical...
Matches 1 - 50 out of 163 1 2 3 4 >