Patent application number | Description | Published |
20090034101 | WIDE-ANGLE IMAGE PICK-UP LENS SYSTEM AND VEHICLE WITH SAME - A wide-angle image pick-up lens system includes a first lens group with negative refracting power and a second lens group with positive refracting power. The first lens group and the second lens group are aligned in order from an object side to an image side. The first lens group and the second lens group satisfy the following conditions: −0.1502-05-2009 | |
20090052060 | IMAGING LENS WITH HIGH RESOLUTION AND SHORT OVERALL LENGTH - An exemplary imaging lens includes, in this order from the object side to the image side thereof, a first lens of positive refraction power, a second lens of negative refraction power, a third lens of positive refraction power, and a fourth lens of negative refraction power. The imaging lens satisfies the formulas of: (1) 0.502-26-2009 | |
20090059395 | LENS SYSTEM - A lens system comprises a first lens negative in power, a second lens positive in power, a third lens negative in power, a fourth lens positive in power, a fifth lens negative in power, and a sixth lens positive in power. The lens system meets a criteria of TT/f≦1.68 and 0.303-05-2009 | |
20090073571 | PROJECTING LENS SYSTEM - A projecting lens system includes a first lens positive in power, a second lens negative in power, a third lens positive in power, and a fourth lens positive in power. The projecting lens system meets a criteria of 1.403-19-2009 | |
20090073575 | OPTICAL ZOOM LENS - An optical zoom lens includes, in this order from the object side to the image side thereof, a first lens group of negative refraction power, a second lens group of positive refraction power, and a third lens group of positive refraction power. The optical zoom lens satisfies the formulas of: −0.4503-19-2009 | |
20090097137 | WIDE-ANGLE LENS WITH HIGH RESOLUTION - An exemplary wide-angle lens includes, in this order from the object side to the image side thereof, a first lens having negative refraction of power, a second lens having positive refraction of power, a third lens | 04-16-2009 |
20090129095 | ILLUMINATION SYSTEM - An illumination system includes an LED and a solid light pipe. The solid light pipe includes an incident surface, an emitting surface opposite to the incident surface, and four reflecting side surfaces joining the incident surface and the emitting surface. An area of the incident surface is smaller than an area of the emitting surface. The LED is positioned in front of the incident surface of the solid light pipe. | 05-21-2009 |
20090237808 | LENS SYSTEM - A lens system includes a first lens and a second lens formed in turn from an object side to an image side. The lens system satisfies the following conditions: | 09-24-2009 |
20090244489 | PROJECTOR SYSTEM WITH COMBINATED LIGHT SOURCES - A projector system includes a light source module and an integrator including a light receiving surface for receiving light from the light source module. The light source module includes a number of light sources for emitting parallel light, multiple sets of light-adjusting prisms corresponding to the light sources and a focusing lens arranged near the integrator. Light emitted from each of the light sources is refracted by the corresponding set of light-adjusting prisms, and then focused by the focusing lens to the light receiving surface of the integrator, and forms into a converging light cone with the apex being at the light receiving surface of the integrator. An angle of the light cone is 1/N of a cone formed by the light without being refracted, where N is number of the light sources and is greater than 1. | 10-01-2009 |
20090268313 | IMAGING LENS SYSTEM - An imaging lens system, in order from the object side to the image side thereof, includes a first lens with positive refractive power, a second lens with positive refractive power, a third lens with negative refractive power and an image sensing element. The imaging lens system satisfies the following formulas: L/TTL>1.23, and 0.310-29-2009 | |
20090284638 | CAMERA MODULE SPACER AND CAMERA MODULE USING SAME - A camera module includes a barrel, at least two optical elements received in the barrel, a spacer disposed between the two optical elements, a holder connected to the barrel, an image sensor module, and a circuit board. The spacer has an inner side with a curvature at each point on a contour of an axial section thereof greater than 0. The image sensor module is disposed at the image side of the optical elements. The circuit board is electrically connected to the image sensor module and fixed on the holder. Because the stray light is scattered utilizing the spacer, a brightness of the light spot formed by the stray light on the image sensor module | 11-19-2009 |
20090303610 | ZOOM LENS - A zoom lens includes, in this order from the object side to the image side thereof, a first lens group having positive refraction power, a second lens group having negative refraction power, a third lens group having positive refraction power, and a fourth lens group having positive refraction power. The zoom lens satisfying the formulas: 0.1512-10-2009 | |
20090316276 | PROJECTION LENS SYSTEM - An exemplary projection lens system includes, in order from the magnification side to the reduction side thereof, a first lens with negative refraction power, a second lens with positive refraction power, a third lens with negative refraction power, and a fourth lens with positive refraction power. The projection lens system satisfies the formulae 3.71.41; where TT is a total length of the projection lens, f is an effective focal length of the projection lens system and BFL is a back focal length of the projection lens system. | 12-24-2009 |
20100020419 | LENS SYSTEM - A lens system includes, in order from the object side, a positive refractive power first lens, a positive refractive power second lens; and a negative refractive power third lens. Wherein the lens system satisfies the following conditions: (1) (|G | 01-28-2010 |
20100073779 | LENS SYSTEM - A lens system includes, in order from the object side, a positive refractive power first lens, a negative refractive power second lens, a positive refractive power third lens, and a fourth lens. Wherein the lens system satisfies the following conditions: (1) TTL/f<1.3; and (2) 0.7503-25-2010 | |
20100079656 | LENS, LENS MODULE AND CAMERA MODULE - A lens includes an optical portion and a mounting portion. The optical portion refracts a first portion of light from an object incident on the optical portion to form an image of the object. The mounting portion surrounds the optical portion. The mounting portion includes at least one light dispersing surface dispersing a second portion of light from the object light incident thereon. A lens module and camera module utilizing the lens are further disclosed. | 04-01-2010 |
20100097578 | LIGHT SOURCE DEVICE AND PROJECTOR HAVING SAME - A light source device includes a first light source, a second light source, a reflective assembly, and a condensing lens defining an optical axis. The first light source includes a first lamp and a first reflector reflecting light beams generated by the first lamp as first parallel light beams. The second light source includes a second lamp and a second reflector reflecting light beams generated by the second lamp. The first light source, the reflective assembly and the condensing lens are arranged in order along the optical axis. The second light source corresponds to the reflective assembly deviated from the optical axis. The reflective assembly reflects light beams reflected by the first reflector back to the first reflector, and reflects light beams from the second reflector to the condensing lens. The condensing lens condenses the first parallel light beams and the light beams reflected by the reflective assembly. | 04-22-2010 |
20100103643 | LENS FOR USE IN FLASH LAMP - A lens includes an incidence surface and an emission surface. The emission surface includes an effective area and a non-effective area around the effective area. The non-effective area includes a first effective area located at the center of the effective area and a second effective area around the first effective area. The first effective area is three fifths of the effective area. A number of recesses formed on the surface of the first effective area and substantially over the entire first effective area. | 04-29-2010 |
20100110569 | LENS SYSTEM - A lens system includes a first lens and a second lens in order from the object side thereof. The first lens includes a first optical portion and a first mounting portion surrounding the first optical portion. The second lens includes a second optical portion with a convex object side surface, and a second mounting portion surrounding the second optical portion. The convex object side surface includes an optical surface at the center thereof and a first connecting surface surrounding the optical surface. The second mounting portion includes a second connecting surface surrounding the first connecting surface. Wherein the angle measured anti-clockwise from the first connecting surface to the axis of the lens system satisfies a certain condition. | 05-06-2010 |
20100110729 | LIGHT GUIDE AND ILLUMINATION DEVICE HAVING SAME - A light guide is a quarter of cylinder in shape and includes a cylindrical emitting surface, an incident surface adjacent to and facing away from the cylindrical emitting surface, and a connecting surface connecting the cylindrical emitting surface and incident surface. The light guide defines five a number of grooves in the incident surface. Each groove is bounded by two surfaces. The inclined angle of the two surface is designed to satisfy a set of conditions to improve light uniformity of the cylindrical emitting surface. | 05-06-2010 |
20100149642 | ANTIREFLECTION FILM AND OPTICAL ELEMENT HAVING SAME - An antireflection film includes a first layer, a second layer, a third layer, a fourth layer, a fifth layer, a sixth layer, and a seventh layer. Each of the first, third, fifth, and seventh layer is formed using a low refractive index material. Each of the second, fourth, and sixth layer is formed using a high refractive index material. The thicknesses of the first, second, third, fourth, fifth, sixth, and seventh layers are in ranges of 0.122d | 06-17-2010 |
20100165484 | IMAGING MODULE WITH HIGH RESOLUTION AND COMPACT SIZE - An imaging lens includes an imaging lens system and an image sensor. The imaging lens system includes a first lens, a second lens, a third lens, and a fourth lens. The imaging module satisfies the formulae (1) D/T≧1.1, (2) −3.507-01-2010 | |
20100165491 | LENS MODULE AND CAMERA MODULE USING SAME - A lens module includes a lens barrel and a lens and an opaque adhesive layer. The lens includes a central imaging portion and a peripheral non-imaging portion. The lens is received in the lens barrel with the peripheral non-imaging portion contacting the lens barrel. The opaque adhesive layer is applied to a contact portion between the lens barrel and the lens to fixedly secure the lens to the lens barrel and configured for blocking light from entering through the peripheral non-imaging portion. | 07-01-2010 |
20100232013 | INFRARED IMAGING LENS SYSTEM AND IMAGE CAPTURE DEVICE HAVING SAME - An infrared imaging lens system includes, in the order from the object side to the image side thereof, a first lens with negative refractive power, a second lens with positive refractive power and a third lens with positive refractive power. The infrared imaging lens system satisfies the following formulas: | 09-16-2010 |
20100232041 | IMAGING LENS SYSTEM WITH SMALL APERTURE VALUE AND COMPACT SIZE AND IMAGING MODULE HAVING SAME - An imaging module includes an imaging lens system and an image sensor. The imaging lens system includes a first lens, a second lens, and a third lens. The imaging module satisfies the formulae, 2.409-16-2010 | |
20100277815 | 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 positive refractive power. The positive lens group includes, in the order from the large conjugate side to the small conjugate side of the projection lens, a front sub-group and a rear sub-group each having a positive refractive power. The projection lens satisfies the formulas: −1.3511-04-2010 | |
20100302653 | LENS SYSTEM - A lens system includes, in order from the object side, a positive refractive power first lens, a negative refractive power second lens, a positive refractive power third lens, and a negative refractive power fourth lens. The lens system satisfies the following conditions: D/L>1.18; and L/T | 12-02-2010 |
20100315722 | OPTICAL ZOOM LENS MODULE AND IMAGE CAPTURING DEVICE USING SAME - An optical zoom lens module includes, in this order from the object side to the image side thereof, a first lens group of positive refraction power, a second lens group of negative refraction power, a third lens group of positive refraction power, and a fourth lens group of positive refraction power. The optical zoom lens module satisfies the formula: 1212-16-2010 | |
20100315726 | 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 lens of positive refraction power, a third lens of negative refraction power, a fourth lens of positive refraction power, and a fifth lens of positive refraction power. The forth lens and the third lens are bonded to integrally form a compound lens of negative refraction power. The projection lens satisfies the following condition: 0.412-16-2010 | |
20110051259 | 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, a second lens of positive refraction power, and a third lens of negative refraction power. The wide angle lens system satisfies the following condition: 0.4503-03-2011 | |
20110074917 | PANORAMIC IMAGING LENS AND PANORAMIC IMAGING SYSTEM USING THE SAME - A panoramic imaging system includes a panoramic imaging lens, a relay lens, an imaging device, and a display device. The panoramic imaging lens includes an annular incident surface and a bottom surface adjacent to the annular incident surface. The bottom surface includes an annular reflective portion substantially opposite to the annular incident surface. An image light incident through the annular incident surface can be total reflected by the annular reflective portion. | 03-31-2011 |