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US20050078383 Plastic, thermally stable, laser diode coupler  
An optical system for focusing or collimating light from a semiconductor laser uses a combination of glass and plastic lenses. The glass lens provides a spherical surface for collimating the...
US20110255856 WAFER LEVEL OPTICS  
Providing for a wafer level optical system employing composite lenses is disclosed herein. Conventional focus lens assemblies require three or more lenses. By way of example, two composite lenses...
US20080316609 Compact Super Wide-Angle Imaging System  
A super wide-angle imaging system has a short total track length. The lens system is a retrofocus type lens system that uses only a few lenses with no cemented lens elements. Acceptable...
US20090268308 LENS SYSTEM AND OPTICAL APPARATUS HAVING THIS LENS SYSTEM  
A lens system includes, in order from an object: a first lens group having negative refractive power; and a second lens group having positive refractive power, the first lens group including, in...
US20070195307 Projection lens and method for performing microlithography  
A projection lens for microlithography is provided comprising transparent optical elements not having direct contact and being spaced apart at most half of the wavelength the lens is designed for...
US20130321934 POLYESTER RESIN AND OPTICAL LENS  
The present invention relates to a polyester resin including a diol constitutional unit and a dicarboxylic acid constitutional unit as main constitutional units, in which the diol constitutional...
US20100085650 COMPACT SHORT BACK FOCUS IMAGING LENS SYSTEM WITH TWO LENSES  
A compact short back focus imaging lens system with two lenses is revealed and includes along the optical axis from an object side to an image side: an aperture stop, a first lens with positive...
US20090161234 Objective lens for endoscopes  
An objective lens for endoscopes has a front lens unit and a rear lens unit with an aperture stop between them. The front lens unit includes a first lens element with negative refracting power of...
US20090257125 IMAGING LENS, OPTICAL APPARATUS AND METHOD FOR FORMING IMAGE USING THIS IMAGING LENS  
An imaging lens includes a first lens group having a positive refractive power, an aperture stop, and a second lens group having a positive refractive power, which are disposed in order from an...
US20110069295 OPTICAL SYSTEM FOR MICROLITHOGRAPHY  
An optical system (10), in particular a projection objective (12), for microlithography, has an optical axis and at least one optical correction arrangement (44), which has a first optical...
US20090122422 WIDE-ANGLE LENS AND IMAGE CAPTURING APPARATUS  
A wide-angle lens is disclosed that includes a front lens group and a rear lens group that are arranged in order from an object side to an image side with an aperture being arranged between the...
US20130148213 PROJECTION LENS SYSTEM WITH HIGH RESOLUTION AND COMPACT SIZE  
A projection lens system includes, in order from the magnified side to the reduced side thereof, a first lens group with negative refractive power, and a second lens group with a positive...
US20080198481 Aspheric lens structures and fabrication methods thereof  
Aspheric lens structures with dual aspheric surfaces and fabrication methods thereof are disclosed. An aspheric lens structure includes a first lens component with an aspheric top surface disposed...
US20150253575 WIDE-ANGLE LENS  
A wide-angle lens is applicable to a head-mounted display having a display screen. The wide-angle lens includes a first lens having a positive refractive power and a second lens having a positive...
US20150226937 LENS UNIT STRUCTURE FOR MOLDED LENS AND MOLDING DIE FOR MOLDED LENS  
A first lens surface includes a first optically effective surface, and a convexly first engagement portion which protrudes toward a second lens side from an optical extended surface formed with...
US20140376112 WIDE-ANGLE IMAGING LENS ASSEMBLY WITH TWO LENSES  
A wide-angle imaging lens assembly comprises a fixing diaphragm and an optical set including two lenses. An arranging order from an object side to an image side is: a first lens with a positive...
US20110205641 Wide Angle Imaging Lens System with Two Positive Lenses  
A wide-angle imaging lens system with two positive lenses is revealed. The imaging lens system includes a first lens with positive refractive power that is a biconvex aspherical lens and a second...
US20130293970 Two Lens Module Including A Plano-Convex Lens  
An optical module (10) comprises a positive meniscus lens (16) having a focal length F1 and comprising a first convex optical surface (12) and a second concave optical surface (20), and a...
US20110157723 NON-SPHERICAL LENS MODULE FOR EASY MANUFACTORY  
A manufacture method of a non-spherical lens module includes: firstly, forming a housing having a row of through holes running through a first surface and a second surface thereof; secondly,...
US20070002463 Image capturing apparatus  
An image capturing apparatus comprises a taking optical system including a zoom lens element capable of changing a focal length, an imaging part for acquiring an image of a subject transmitted...
US20130128084 APPARATUS FOR AND METHOD OF IMAGING TARGETS WITH WIDE ANGLE, ATHERMALIZED, ACHROMATIC, HYBRID IMAGING LENS ASSEMBLY  
A wide angle, athermalized, achromatic, hybrid imaging lens assembly captures return light from a target over a field of view, and projects the captured return light onto an array of image sensors...
US20110090574 WIDE-ANGLE LENS, IMAGING OPTICAL APPARATUS AND DIGITAL EQUIPMENT  
A wide-angle lens LN consists of, in order from an object side: a first lens group Gr1 having positive refractive power; and a second lens group Gr2 having positive refractive power; the second...
US20130148210 PROJECTION LENS SYSTEM  
A projection lens system includes, in order from a screen-side to an SLM-side thereof, a first lens group of negative refractive power which includes a first lens, and a second lens group of...
US20110149416 Imaging Lens  
An imaging lens includes an aperture stop, and plastic-made meniscus first and second lens elements arranged in the given order from an object side to an image side. Each of the first and second...
US20130271852 SUPER WIDE ANGLE LENS ARRANGEMENT FOR INFRARED APPLICATIONS  
The invention relates to high resolution, super wide angle optical assemblies for IR imaging. More particularly, a wide-angle optical assembly for an IR camera is described, comprising a lens...
US20110176227 SINGLE FOCUS WIDE-ANGLE LENS MODULE  
A single focus wide-angle lens module includes a fixed aperture diaphragm, a first lens and a second lens arranged from an object side to an image side in a sequence of: the diaphragm, the first...
US20110002051 Fixed focus lens and imaging system  
A fixed-focus lens capable of imaging a light valve disposed at a reduced side onto a magnified side is provided. The fixed-focus lens includes a first lens group, a second lens group, and a free...
US20110181962 COMPACT IMAGING LENS ASSEMBLY  
This invention provides a compact imaging lens assembly in order from an object side toward an image side including a first lens with positive refractive power having at least one of the...
US20120314303 PROJECTION LENS  
A projection lens includes, in order from the magnification end to the minimization end thereof: a first lens group of a negative refractive power; and a second lens group of a positive refractive...
US20120120504 IMAGING LENS SYSTEM WITH TWO LENSES  
An imaging lens system with two lenses is provided. The imaging lens system with two lenses, along an optical axis from an object side to an image side, comprises an aperture stop; a first lens...
US20120105979 TRANSFER LENS AND WIDE-ANGLE LENS SYSTEM USING SAME  
A lens system includes a main lens and a transfer lens aligned with the main lens. The optical axis of the main lens is superposed on that of the transfer lens. The transfer lens includes, in...
US20120044585 LENS FOR PROJECTION AND PROJECTION-TYPE DISPLAY APPARATUS  
In constructing a lens for projection substantially consisting of seven lenses, and the reduction side of which is telecentric, a first-lens-group is composed of two lenses including at least one...
US20110235191 Imaging optical system, and imaging apparatus incorporating the same  
An imaging optical system has, in order from the object side to the image side thereof, a front lens group, an aperture stop, and a rear lens group. A lens located closest to object side in said...
US20120154930 COMPACT LENS SYSTEM  
A lens system, in an order from the object side thereof to the image side thereof, includes an aperture stop, a first lens having positive refractive power, a second lens having positive...
US20120075724 MICRO-LENS MODULE  
A micro-lens module including a first lens, a second lens, and an aperture stop is provided. The first lens is disposed between an object side and an image side, wherein a first surface of the...
US20110249170 COMPACT IMAGING LENS ASSEMBLY  
This invention provides a compact imaging lens assembly from an object side toward an image side in order including a first lens element with positive refractive power having a convex object-side...
US20140029119 FIXED FOCAL LENGTH LENS  
A fixed focal length lens includes a first lens group and a second lens group. The first lens group is disposed between a magnified side and a minified side and has a negative refractive power....
US20120120505 WIDE ANGLE LENS  
A wide angle lens includes sequentially from the object side, a first lens group having a negative refractive power; an aperture stop; and a second lens group having a positive refractive power,...
US20130321933 IMAGING LENS APPARATUS  
An imaging lens apparatus comprises two lenses with refractive function, from the object side to the image side: a first lens which is a positive meniscus lens with a convex object-side surface,...
US20110169912 WIDE-ANGLE LENS AND IMAGING APPARATUS USING THE SAME  
A wide-angle lens comprising: an imaging lens system, including: a front lens group, an aperture, and a rear lens group, arranged in that order from an object side to an image side; wherein said...
US20130141802 Lens Module  
A lens module includes a first lens group and a second lens group. The first lens group includes a first substrate, a diaphragm, a first lens, and second lens. The diaphragm with a aperture is...
US20120154931 PHOTOGRAPHING OPTICAL LENS ASSEMBLY  
A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element with positive refractive power having a convex object-side surface and a convex...
US20110134545 COMPACT IMAGING LENS ASSEMBLY  
This invention provides a compact imaging lens assembly, in order from an object side to an image side, including a first lens element with positive refractive power having a convex object-side...
US20110090575 IMAGING LENS AND IMAGING APPARATUS  
Disclosed is an imaging lens having a small F-number, high resolution, a sufficiently wide angle of view, and a small size. An imaging lens includes: a first lens with a meniscus shape having a...
US20120081791 WIDE-ANGLE LENS, IMAGING APPARATUS, AND METHOD FOR MANUFACTURING WIDE-ANGLE LENS  
Including: a front group Gf disposed to an object side of an aperture; and a rear group Gr disposed to an image side of the aperture; the front group including a sub group Ga having negative...
US20120026285 WIDE ANGLE LENS AND IMAGING DEVICE  
A wide angle lens whose field angle exceeds 180 degrees includes a front group, a diaphragm, and a rear group arranged in this order from an object side toward an image side. The front group...
US20110211088 IMAGING LENS AND IMAGING SYSTEM  
The spherical aberration of an imaging lens changes from an object side of image-plane base position Zo toward the other side thereof as a distance from optical axis Z1 increases, and formulas...
US20150070786 OPTICAL LENS  
An optical lens includes a first lens group and a second lens group. The first lens group is disposed between a magnified side and a minified side and has a negative refractive power. The second...
US20140092271 IMAGING LENS AND IMAGING DEVICE  
An imaging lens satisfies the following conditional expression (1) and is configured by disposing a first lens group that has a positive refractive power, an aperture stop, and a second lens group...
US20120257289 IMAGE PICKUP LENS AND IMAGE PICKUP MODULE  
The present invention provides an image pickup lens including first and second lenses each of which has an Abbe number of greater than 45, which image pickup lens is configured to satisfy the...
Matches 1 - 50 out of 103 1 2 3 >