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- A new method of aspheric lens design is introduced. 介绍了一种新的非球面透镜设计方法。
- One highly successful approach utilizes a triplet aspheric lens array. 一种很成功的方法是利用一个三合非球面透镜阵列。
- A method to measure coaxiality of axisymmetric aspheric lens is introduced. 介绍了一种轴对称非球面透镜的光轴共轴度的测量方法。
- The product precision and its influence factors of the plastic aspheric lens were introduced. 介绍非球面塑料透镜制品的精度及其影响因素;
- The component of DLS system is composed of high power LED, Aspheric lens, light-guide and projecting-aperture. 系统关键零组件包含:高功率LED、非球面透镜、光导管、投射槽孔。
- Several kinds of aspheric lens surface testing methods are introduced,and a comparison chart among these methods is given as well. 非球面镜片的应用越来越广泛,面形误差是影响非球面质量的重要指标,所采用的面形检测方法非常重要。
- Aspheric lens is being applied more and more widely,surface error is an important quality issue,and surface testing method is also very important. 非球面镜片的应用越来越广泛,面形误差是影响非球面质量的重要指标,所采用的面形检测方法非常重要。
- This method is applicable to the acceptance inspection of aspheric lens and aspheric mirrors, as well as the improvement of aspheric lens process. 该方法适用于判定非球面透镜和非球面反射镜是否合格,以及调整非球面透镜的制造工艺。
- The mold employed fluidcylinder,secondary gate,secondary locating with pyramidal face and guide pillars,which ensured the precision of the plastic aspheric lens. 此模具拥有液压缸压缩、二次浇口注射,以及锥面与导柱的二次定位等特点,能够准确地保证塑料透镜的精度。
- The term Plastics on Aspherical Glass, or PAG, generally refers to the method used to fabricate hybrid aspherical lenses combining glass and plastic. PAG这个术语用于非球面玻璃制造,主要指利用树脂和球面玻璃制作复合非球面镜。
- This part including: the design of typical aspheric opthalmoscopy lenses, test and making of 20D single asphere lens, and discussion to the making result. 包括典型非球面眼底镜的设计,20D非球面间接眼底镜的检验加工,并对加工结果进行了讨论和评价。
- Methods to determine best fit sphere for large off-axis aspheric lenses 大偏离量非球面最接近球面的确定方法
- Aspherical lenses, which have nonspherical curvature, are inserted between the usual spherical lenses so light is focused uniformly on all pixels, improving sharpness. 通常把镜片曲率不是球形的非球面镜片,置于球面镜片之间以调整光线,让焦点落在像素上,用来改善影像清晰度。
- Aspherical lenses are lenses with complex curved surfaces, such as where the radius of curvature changes according to distance from the light beam axis. 所谓非球面镜是具有复杂曲面的透镜,诸如其上每点的曲率随着到光轴的距离不同而变平缓。
- An automotine headlamp of LED based on GB4785-1998 was designed with poly-ellipsoid reflactors, shields and aspheric lens choosing a warm white LED source that contains a little of blue color. 摘要依据GB4785-1998选择偏蓝成分较少的暖白色LED光源,采用多椭球反射杯、挡光板和非球面透镜的投射式系统,设计出一套LED汽车前照灯。
- Aspherics are applied more and more widely in optical design as the use of aspheric lens simplifies the optical system. 非球面镜的使用能大大简化光学系统,因此被越来越多地应用到各种光学设计中。
- Our precision grinding technology is unsurpassed in a range of applications demanding ultra-precision, such as for making aspherical lenses for projection lenses of steppers and aspherical metal molds. 我们的精密研磨技术足以胜任一系列具有很高精度要求的应用,比如制造光刻机的非球面投影镜片、非球面金属模具。
- Have your glasses got plastic lenses? 你的眼镜是用塑胶镜片的吗?
- Because of the demand of aspherical lenses, ITRC combines optical, mechanical and electrical technology to develop an aspherics polishing system using negative-shape polishing method. 在非球面光学镜片需求增加的今日,仪科中心整合光、机、电技术,发展出应用负形抛光法之非球面抛光系统。
- One that makes lenses and eyeglasses. 光学仪器制造技师光学透镜和眼镜的制造者
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