Matches 1 - 50 out of 147 1 2 3 >


Match Document Document Title
US20090034098 IMAGING LENS UNIT, IMAGING DEVICE, AND PORTABLE TERMINAL  
An imaging lens unit which achieves a lower profile without adversely affecting the optical performance. The imaging lens unit includes a first lens, an aperture stop, a second lens, and a third...
US20120127595 OBSERVATION OPTICAL SYSTEM, VIEWFINDER EQUIPPED WITH OBSERVATION OPTICAL SYSTEM AND METHOD FOR MANUFACTURING OBSERVATION OPTICAL SYSTEM  
An observation optical system for observing an object includes, in order from the object side: a first lens having positive refractive power; a second lens having negative refractive power and a...
US20090080089 Wide-Angle Lens  
A wide-angle lens whose angle of view is more than 90 degrees and less than 120 degrees includes, in order from an object side thereof: a first lens having a negative power and including a...
US20080285154 BONDED OPTICAL ELEMENT AND MANUFACTURING METHOD THEREOF  
A second optical element is bonded to a first optical element by forming the second optical element larger in diameter than the first optical element by pressing a second optical element material...
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...
US20120044584 PROJECTION LENS  
A projection lens comprises, from a long conjugate side to a short conjugate side, a first lens unit with positive optical power, a second lens unit with negative optical power, and a third lens...
US20080297920 BONDED OPTICAL ELEMENT  
In a bonded optical element, a second optical element is bonded to a first optical element by forming the second optical element by heating and pressing against the first optical element a second...
US20100033847 WIDE-ANGLE LENS SYSTEM  
A wide-angle lens system includes a negative first lens group, a negative second lens group and a positive third lens group, in this order from the object. The first lens group includes a negative...
US20090091846 Wide-angle projection lens and projection apparatus using the same  
A wide-angle projection lens and a projection apparatus using the same are provided. The wide-angle projection lens, from an image side of the projection apparatus, includes a first lens group, a...
US20090168202 IMAGING LENS  
Disclosed is an imaging lens. The imaging lens includes a first lens having positive (+) power, a second lens having negative (−) power, and a third lens having positive (+) power and an...
US20140376111 WIDE-ANGLE IMAGING LENS ASSEMBLY WITH THREE LENSES  
A wide-angle imaging lens assembly comprises a fixing diaphragm and an optical set including three lenses. An arranging order from an object side to an image side is: a first lens; a second lens;...
US20080170302 Lens Module and Camera Module  
Provided is a camera module. The camera module includes an aperture stop, a first lens, a second lens, a third lens, and an image sensor. The first lens has a positive refractive power to transmit...
US20150098002 OPTICAL SYSTEMS AND METHODS  
Systems and methods are provided for optical systems and methods. A compact optical system can include a fore optical assembly, an aft optical assembly, and a phase corrector plate located between...
US20090103190 Image lens and image device  
An imaging lens includes, from an object side, a first lens formed by a positive lens that is convex on the object side, an aperture stop, a second lens formed by a negative lens that is convex on...
US20100039711 Projection Lens  
A projection lens includes a first lens group with a negative refractive power, a second lens group with a negative refractive power, and a third lens group with a positive refractive power,...
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...
US20120099210 PROJECTION LENS SYSTEM WITH HIGH RESOLUTION AND COMPACT SIZE  
The present disclosure relates to a projection lens system for a projector having a spatial light modulator (SLM). The projection lens system includes, in order from the magnified end to the...
US20140016212 SMALL-SIZE AND WIDE FIELD-OF-VIEW OPTICAL SYSTEM  
Disclosed herein is a small-size and wide field-of-view optical system including: a first lens having negative refractive power, having a shape in which it is concave from the vicinity of a near...
US20150055227 IMAGING LENS ASSEMBLY  
An imaging lens assembly includes first, second and third optical lens elements that are arranged sequentially from an object side to an image side along an optical axis and that respectively have...
US20140184875 Imaging Lens System  
An imaging lens system includes, sequentially from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; and a third...
US20090219631 ultra-wide angle objective lens  
A ultra-wide angle objective lens comprising a first group having a first lens element having a convex object surface facing the object and a concave image surface facing the image plane, and a...
US20150085383 WIDE-ANGLE PHOTOGRAPHIC LENS SYSTEM ENABLING CORRECTION OF DISTORTION  
A wide-angle photographic lens system enabling correction of distortion composed of three lenses, in which a first lens, an iris, a second lens and a third lens sequentially arranged along an...
US20090040626 Subminature imaging optical system  
There is provided a subminiature imaging optical system subminiature imaging optical system including: a first lens element having a convex object-side surface; a second lens element having an...
US20140184877 Imaging Lens System  
An imaging lens system includes, sequentially from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; and a third...
US20140247510 IMAGING LENS  
The present invention relates to an imaging lens, the imaging lens including, in an ordered way from an object side, a first lens having positive (+) refractive power and convexly formed at an...
US20140307336 THIN-TYPE WIDE-ANGLE IMAGING LENS ASSEMBLY WITH THREE LENSES  
A thin-type wide-angle imaging lens assembly comprises a fixing diaphragm and an optical set including three lenses. An arranging order from an object side to an image side is: a first lens; a...
US20140334018 IMAGING LENS ASSEMBLY  
An imaging lens assembly includes first, second and third optical lenses that are arranged sequentially from an object side to an image side along an optical axis, and a constant-aperture...
US20110051259 WIDE ANGLE LENS SYSTEM  
The present disclosure relates to a wide angle lens system. The wide angle lens system includes, in order from the object side to the image side thereof, a first lens of positive refraction power,...
US20110134544 IMAGING LENS  
Provided is an imaging lens, the imaging lens including a first lens having positive (+) refractive power; a second lens having negative (−) refractive power; a third lens having positive (+)...
US20150109687 MICRO-LENSES  
A micro-lens is provided. The micro-lens includes a first lens, a second lens and a third lens. The first lens is a convexo-convex lens with positive focal power; the second lens is a lens having...
US20110176226 LENS MODULE  
A lens module has a magnified side and a reduced side having an imaging surface. The lens module includes a first, a second, and a third lens groups having positive refractive powers respectively....
US20090316278 LENS MODULE  
A lens module used in a portable electronic device, including a barrel with two ends, and a first lens and a second lens received in the barrel. A third lens is positioned proximal to one end of...
US20150226931 OPTICAL LENS ASSEMBLY HAVING AN OPTICAL REFRACTIVE INDEX MATCHING LAYER  
The present invention provides an optical lens assembly, comprising: a lens barrel made of plastic material and having a lens insertion opening and a lens barrel central axis, the lens barrel...
US20100321794 IMAGING LENS, IMAGING DEVICE, PORTABLE TERMINAL, AND METHOD FOR MANUFACTURING IMAGING LENS  
An imaging lens (LN) includes at least three lens blocks (BK), and an aperture stop (ape). The lens block (BK) includes parallel flat lens substrates (LS) formed of different materials, and a lens...
US20090201593 IMAGE PICKUP LENS AND IMAGE PICKUP APPARATUS  
An image pickup lens includes, in order from an object side thereof: a first lens; a second lens comprising a surface facing the image surface side of the image pickup lens which is an aspheric...
US20120026606 PROJECTION LENS  
A projection lens disposed between an enlarged side and a reduced side and including a first lens group having a negative refractive power, a second lens group having a positive refractive power,...
US20120212839 WIDE VIEWING ANGLE OPTICAL LENS ASSEMBLY  
A wide viewing angle optical lens assembly comprises, in order from an object side to an image side, a first lens element with negative refractive power having a convex object-side surface and a...
US20140293456 WIDE-ANGLE LENS  
A wide-angle lens may include a first lens which is a plastic lens having first and second faces that are aspherical and having a negative meniscus shape with a convex surface facing an object...
US20100309368 WAFER-LEVEL LENS MODULE AND IMAGE PICKUP MODULE INCLUDING THE SAME  
Provided are a wafer-level lens module and an image pickup module including the same. The wafer lens module includes a plurality wafer-scale lenses. At least one of the plurality of wafer-scale...
US20150077868 IMAGING LENS MODULE  
An imaging lens module includes first, second and third optical lenses that are arranged sequentially from an object side to an image side along an optical axis, and a constant-aperture diaphragm...
US20110069399 WIDE ANGLE LENS  
A wide angle lens (100) has a first lens (1), a second lens (2), and a third lens (3) which are arranged in order from an object side, and an aperture (4). The first lens (1) is a spherical...
US20140327976 Miniaturized Lens Assembly  
A miniaturized lens assembly includes a first lens, a second lens and a third lens, all of which are arranged in sequence from an object side to an image side along an optical axis. The first lens...
US20110085254 FIXED-FOCUS LENS  
A fixed-focus lens including a first lens group, a second lens group, and a third lens group arranged in sequence from a magnified side towards a reduced side is provided. The first lens group has...
US20100226021 COMPACT IMAGING LENS SYSTEM  
A compact imaging lens system includes three lenses. The first lens is a positive meniscus lens having a convex side facing toward the image side, which has a big focusing power and is provided to...
US20120162786 MICRO-PROJECTION LENS  
The present invention provides a micro-projection lens including first lens group, a second lens group, and a third lens group arranged in sequence along an optical axis from a screen side to a...
US20110176215 IMAGING LENS, OPTICAL APPARATUS EQUIPPED THEREWITH, AND METHOD FOR MANUFACTURING IMAGING LENS  
An imaging lens SL comprising, in order from an object side: a first group G1 having positive refractive power; an aperture stop S; a second group G2 having positive refractive power; and a third...
US20140334016 FIVE-ASPHERIC-SURFACE WAFER-LEVEL LENS SYSTEMS HAVING WIDE VIEWING ANGLE  
A wafer-level lens system includes a first substrate, a first lens having a planar surface in contact with the first substrate and a concave aspheric surface, a second substrate, a second lens...
US20130141801 Projection Lens for Projection Display Systems  
Projection lens having improved properties such as a high throughput are described. In one embodiment, a projection lens is described comprising in sequential order from a screen side a first lens...
US20120262803 PROJECTION LENS SYSTEM AND PROJECTOR APPARATUS  
A projection lens system has first, second and third lens groups. The first lens group with combined focal length f1 has, in order from a screen side, a first negative meniscus lens, a second...
US20120050888 MICRO CAMERA LENS  
The present invention discloses a micro camera lens, comprising three aspheric lenses and a diaphragm, wherein, the three lenses have positive diopter, negative diopter, and positive diopter,...

Matches 1 - 50 out of 147 1 2 3 >