Match Document Document Title
8009365 Projection optical system  
The projection optical system uses a plurality of wavelengths or a wavelength band within a wavelength range from a visible region to a near ultraviolet region. The double-telecentric projection...
8002417 Projection-type image display apparatus  
A projection-type image display apparatus for projecting an image, enlargedly, onto a projection surface, comprises: an image display element; a lens group, being disposed behind the image display...
8002418 Projection type image display apparatus  
A projection type image display apparatus includes an image display element, a lens group disposed in a direction of propagation of light with respect to the image display element and being formed...
7995281 Wide-angle objective lens system and camera  
A vehicle camera and wide-angle objective lens system are disclosed wherein the wide-angle objective lens has image aberrations or errors that do not deteriorate the detection of obstructions or...
7993007 Projector  
A reduced product height/thickness projector includes an illuminator, an electro-optic modulator, a projection system, a collector lens, and associated housing. The illuminator including a light...
7990622 Projection objective of a microlithographic projection exposure apparatus  
A projection objective of a microlithographic projection exposure apparatus comprises a manipulator for reducing rotationally asymmetric image errors. The manipulator in turn contains a lens, an...
7988306 Afocal attachment for projection lens  
A projection apparatus has a spatial light modulator to modulate illumination from a laser light source. A base projection lens has, from its long conjugate side to its short conjugate side, a...
7969663 Projection objective for immersion lithography  
A projection objective suitable for immersion microlithography is designed as a single-waist system with five lens groups, and has a first lens group of negative refractive power, a second lens...
7967452 Projection type display apparatus  
A projection type display apparatus is provided that is safe even when a person looks directly into a laser beam. A laser operation control unit sets the output power of at least one laser source...
7961400 Projecting optical unit and projecting type image display apparatus therewith  
A projection image display device is disclosed in which a trapezoidal distortion and/or aberration are restrained when an image is enlarged and projected obliquely onto a screen. An image...
7946717 Projection optical system and image projecting apparatus  
A projection optical system including a first optical system configured to form a second image conjugate to a first image and a second optical system configured to include a reflective optical...
7929217 Projection lens system  
The present disclosure relates to a projection lens. The projection lens includes, in order from the magnified end to the minified end thereof, a first lens of negative refraction power, a second...
7922341 Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus  
In a projection optical system for use in an image projection apparatus illuminating an image display panel forming an image in accordance with a modulating signal with illumination light from a...
7924508 Projection lens and projection system having same  
A projection lens includes, in the order from a large conjugate side to a small conjugate side thereof, a negative lens group having a negative refractive power and a positive lens group having a...
7914153 Projection type image display apparatus  
A projection type image display apparatus includes a lens group, being disposed adjacent to an image display element, which is configured to include a plural number of lenses, and a mirror, which...
7911705 Projection lens and projector  
An object of the invention is to provide a projection lens capable of sufficiently correcting lateral chromatic aberration at both of the wide-angle end and the telephoto end, with an increased...
7911704 Projection optical system and image display apparatus  
A disclosed projection optical system for projecting and forming an enlarged image of an image displayed in a planar manner as an object includes: a lens system including, from an object side, at...
7907347 Optical composite material and method for its production  
An optical composite material comprises an amorphous optical material (6) with a first refractive index (na), into which crystalline nanoparticles (7) having a second, higher refractive index (nn)...
7898751 Projection lens unit and manufacturing method of projection lens unit  
A projection lens unit includes a magnifying optical system is provided. A second magnifying lens barrel has a shape of double circular cylinders, and a first magnifying lens barrel is fitted to...
7889431 Projection zoom lens and projection-type display apparatus  
A zoom lens includes, in order from a magnification side, a negative first lens group for focus adjustment adapted to be fixed during power-varying, a positive second lens group adapted to move...
7885009 Small projection lens and projection display device using the same  
A small projection lens includes a first lens, which is a biconvex lens, an aperture, an aperture diaphragm (or an aperture), a second lens, which is a negative meniscus lens having a concave...
7885008 Optical system for digital cinema projection  
The invention relates to an optical system for the projection of digital image data comprising a fixed focal length lens and a pivotable focal length extender. The principal field of application...
7880972 Projection optical system  
A projection optical system for projecting, while enlarging, an image formed on an image formation surface onto an image projection surface from an oblique direction relative thereto has at least...
7864435 Projection display device for multimedia and wall display systems  
A front projection display device includes an optical engine including an illumination system, an imaging system, and projection optics. The projection optics include a first lens group of...
7864436 Rear projection type display apparatus  
A projection unit is mounted on a projection magnification correcting member, and the projection magnification correcting member includes a first member and a second member. The first member...
7857462 Projection optical unit, projection-type image displaying apparatus and projection-type image displaying system  
A projection optical unit for a projection display apparatus, which displays an image upon a projection surface, obliquely, includes a front lens group disposed in a direction from an image...
7859763 Fixed-focus lens  
A fixed-focus lens includes a first, a second, and a third lens groups arranged in sequence from the enlarged side to the reduced side and having positive refractive powers. The first lens group...
7855840 Projection zoom lens and projection type image display device  
A projection zoom lens includes in order from an enlargement side: a first lens group with negative power; a second lens group with positive power; a third lens group with positive power; a fourth...
7850313 Projection type image display apparatus  
A projection type image display apparatus includes an image display element, a first lens group disposed in a light direction with respect to the image display element and configured to include a...
7843645 Projection optical system, exposure apparatus, and method of manufacturing device  
This invention is a projection optical system which includes a plurality of lens groups and projects an image of a first object onto a second object. A bottom lens group of the plurality of lens...
7830605 Longitudinal interference fringe pattern projection lens, optical system, and three-dimensional image acquisition apparatus  
A longitudinal interference fringe pattern projection lens with a lens body is provided. The lens body includes a lens first surface that has two convex portions or two concave portions that...
7830611 Projection objective of a microlithographic projection exposure apparatus  
A projection objective of a microlithographic projection exposure apparatus comprises a manipulator for reducing rotationally asymmetric image errors. The manipulator in turn contains a lens, an...
7800828 Wide-angle lens and projection device using the same  
A wide-angle lens and a projection device using the same are provided. The wide-angle lens from an image side sequentially comprises a first lens group, a second lens group and a third lens group....
7800839 Optical system  
The invention relates to an optical system which is adapted to form an image having a full 360° (panoramic)-direction angle of view on an image plane or project an image located on an image plane...
7796343 Photomask inspection apparatus  
According to one aspect of the present invention, there is provided a photomask inspection apparatus which observes a pattern provided on a mask substrate of a mask to inspect the mask including...
7791811 Lens blank and lens elements as well as method for their production  
A method for manufacturing a preferably asymmetrical lens element (5a) from a tempered blank (1) is characterized by: producing the lens element (5a) from a first partial volume (1a) of the...
7780296 Projection optical unit, projection-type image displaying apparatus and projection-type image displaying system  
A projection optical unit for obliquely projecting an image displayed on an image display element upon a projection surface, enlargedly, comprises: a lens group, being disposed neighboring to the...
7782538 Projection objective having a high aperture and a planar end surface  
A projection objective for imaging a pattern provided in an object plane of the projection objective onto an image plane of the projection objective suitable for microlithography projection...
7782558 Optical device vibrator  
An optical device vibrator has a driving mechanism and a controller. The driving mechanism repeatedly changes position or angle of an optical device in predetermined cycles in order to vibrate the...
7777963 Method for improving the imaging properties of a projection objective, and such a projection objective  
The invention relates to a method -for improving the imaging properties of a micro lithography projection objective (50), wherein the projection objective has a plurality of lenses (L1, L2, L3,...
7773304 Optical pickup, optical disc drive device, and optical information device  
A small optical pickup of wide spherical aberration correction range includes a rising mirror for perpendicularly deflecting a light beam and guiding the light beam to an objective lens; a...
7773309 Projection zoom lens device and projection-type display apparatus  
A projection zoom lens device includes, in order from a magnification side, a negative first group G1 and positive second to fifth groups (G2 to G5) and is configured so that the second group G2,...
7773303 Image projecting apparatus  
An image projecting apparatus includes a light source, a relay lens, a reflective light valve, and a projection lens. The light source is capable of emitting a light beam. The relay lens is...
7766488 Projection type image display apparatus  
A projection-type image display apparatus for projecting an image, enlargedly, onto a projection surface, comprises: an image display element; a lens group, being disposed behind the image display...
7766487 Projection-type image display apparatus  
A projection-type image display apparatus for projecting an image, enlargedly, onto a projection surface, comprises: an image display element; a lens group, being disposed behind the image display...
7760437 Projector apparatus having a shielding plate to prevent formation of ghost image in the projected image  
A projector apparatus includes a light source for producing light beams, a micromirror device including an array of micromirrors for modulating and reflecting the light beams into image light...
7755839 Microlithography projection objective with crystal lens  
Very high aperture microlithography projection objectives operating at the wavelengths of 248 nm, 193 nm and also 157 nm, suitable for optical immersion or near-field operation with aperture...
7751129 Refractive projection objective for immersion lithography  
A purely refractive projection objective suitable for immersion microlithography is designed as a single-waist system with five lens groups in the case of which a first lens group of negative...
7751127 Projection objective and method for optimizing a system aperture stop of a projection objective  
In certain aspects, the disclosure relates to a projection objective, in particular for a microlithography exposure apparatus, serving to project an image of an object field in an object plane...
7746561 Projection optical system, exposure apparatus, and method of manufacturing device  
A projection optical system which projects an image of a first object onto a second object includes a plurality of lenses and a plurality of aperture stops for determining a numerical aperture....