GLORY SCIENCE CO., LTD. Patent applications |
Patent application number | Title | Published |
20160097915 | OPTICAL IMAGING LENS - An optical imaging lens includes an aperture stop and an optical assembly, the optical assembly includes, in order from the object side to the image side: a first lens element with a refractive power; a second lens element with a negative refractive power; a third lens element with a positive refractive power; a fourth lens element with a negative refractive power; a fifth lens element with a refractive power; wherein a focal length of the optical imaging lens is f, focal lengths of the first, second, third, fourth and fifth lens elements are f1, f2, f3, f4, f5, respectively, a radius of curvature of an image-side surface of the first lens element is R2, satisfying: |f3|≦|fn|, wherein n=1, 2, 4 and 5; −104-07-2016 | |
20150131170 | IMAGING OPTICAL LENS ASSEMBLY - An imaging optical lens assembly includes an aperture stop and an optical assembly, the optical assembly includes, in order from the object side to the image side: a first lens element with a positive refractive power; a second lens element with a refractive power; a third lens element with a refractive power; a fourth lens element with a refractive power; a fifth lens element with a negative refractive power having an image-side surface being convex near an optical axis; wherein the image-side surface of the fifth lens element is formed with at least two inflection points, including a first inflection point and a second inflection point further away from the optical axis, a vertical distance from the first inflection point to the optical axis is Y_inf1, a vertical distance from the second inflection point to the optical axis is Y_inf2, satisfying: 1.705-14-2015 | |
20150098137 | WIDE-ANGLE IMAGE TAKING LENS SYSTEM - A wide-angle image taking lens system includes an aperture stop and an optical assembly including: in order from an object side to an image side: first, second, third, fourth and fifth lens elements, the system has a total of five lens elements with refractive power, wherein Abbe numbers of the first and fifth lens element are V1, V5, a distance along an optical axis between the first and second lens element is T12, a central thickness of the first lens element is CT1, focal lengths of the system, second and third lens elements are f, f2, f3, maximum effective diameters of an object-side surface of the first lens element and an image-side surface of the fifth lens element are CA11, CA52, satisfying: 1.504-09-2015 | |
20140204481 | LENS MODULE - A lens module with an optical axis passing therethrough from an object side to an image side includes a lens housing and two lenses disposed in the lens housing. The first lens has a first refract portion and a first positioning portion encircling the first refract portion. A first jointing structure is formed on the image side surface of the first positioning portion and molded with the first refract portion as a single integral. The second lens has a second refract portion and a second positioning portion encircling the second refract portion. A second jointing structure is formed on the object side surface of the second positioning portion and molded with the second refract portion as a single integral. The jointing structures are engaged to align the lenses along the optical axis, and the refract portions are coaxial with each other and have the axis as the optical axis. | 07-24-2014 |
20130335836 | IMAGING LENS APPARATUS - An imaging lens apparatus comprises four lenses with refractive power by which lead the light from the object side to the image side: a first lens with a convex object-side surface and positive refractive power, at least one surface of the first lens is aspheric; an aperture stop set next to the first lens; a second lens which is a biconcave lens with negative refractive power, at least one surface of the second lens is aspheric; a third lens which is a positive meniscus lens with a concave object-side surface, both side of the third lens are aspheric; and a fourth lens which is a negative meniscus lens with a convex object-side surface, both side of the fourth lens are aspheric with at least one inflection point; and the imaging lens apparatus satisfy the conditions below: |1/slope_S8|>0.9; −0.2 12-19-2013 | |
20100226022 | FRESNEL LENS, THE APPARATUS AND THE METHOD OF MANUFACTURING THEREOF - A Fresnel lens includes a plate made of a glass material and Fresnel portions made of plastic material and integrally formed onto the plate. A method of manufacturing the Fresnel lens includes the steps of adding the plastic material in a forming apparatus, curing the plastic material, and then separating the forming apparatus and the plate from each other to form the Fresnel lens. An apparatus for manufacturing the Fresnel lens includes a forming apparatus coupling with the plate of the Fresnel lens, and a forming concave with inversion corresponding to the shape of the forming Fresnel portions. The forming concave shapes the plastic material into the Fresnel portion. Therefore, the Fresnel lens takes lower manufacture cost than the glass Fresnel lens and has better reliability than the plastic Fresnel lens while exposing in high temperature and high light density. | 09-09-2010 |
20100033091 | LIGHT EMITTING UNIT AND METHOD OF MANUFACTURING THE LIGHT EMITTING UNIT - A method of manufacturing a light emitting unit includes steps of previously setting a threshold of luminous intensity, measuring luminous intensity of a measured light emitting unit, calculating an offset value between the threshold of luminous intensity and the measured luminous intensity, performing absorption of light by a light absorbing portion direct proportion to the offset value, and positioning the designed light absorbing portion onto an optical element of the measured light emitting unit. While light beam is radiated from the measured light emitting unit and passed through the light absorbing portion, few light energy is absorbed by the light absorbing portion to decrease the luminous intensity. Therefore, the light emitting unit with the light absorbing portion has a consistent luminous intensity due to the light absorbing ratio of the light absorbing portion is direct proportion to the offset luminous intensity. | 02-11-2010 |
20100033077 | LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT EMITTING DEVICE - A method of manufacturing a light emitting device includes steps of setting a threshold of luminous intensity, measuring luminous intensity of a measured light emitting device, calculating an offset value between the threshold of luminous intensity and the measured luminous intensity, performing a destruct structure capable of decreasing energy of light beam on an optical element of the measured light emitting device, wherein the energy decreasing efficiency of the destruct structure is direct proportion to the offset value. While the light beam is radiated from a light emitting chip of the measured light emitting device and to the destruct structure, few light energy is absorbed or scattered by the destruct structure to decrease the luminous intensity. Therefore, the light emitting device with the destruct structure has a consistent luminous intensity due to the energy decreasing efficiency of the destruct structure is direct proportion to the offset luminous intensity. | 02-11-2010 |