spherical lens

Theoretical analysis and calculation of line beam produced by a spherical lens

单球面透镜产生线光束的理论分析与计算

We propose a novel scheme to produce an array of micro-optical traps by using an optical system composed of a Damman grating and a spherical lens, which is illuminated by a red detuned Gaussian laser beam.

提出了一种采用Damman光栅和球面透镜组合光学系统产生二维光阱阵列的新方案。

Analysis of Spherical Lens Principle of Return Reflecting Fabric

回归反光织物球透镜反光原理的探讨

The preceding chapter, for the most part, dealt with paraxial theory as applied to thin spherical lens systems.

前一章讨论的基本上是应用于薄球面透镜系统的傍轴理论。

For flat or spherical lens polishing.

用于平面或球面透镜的抛光加工。

Annular Focus System of Laser Combined by a Spherical Lens and Two Mutually Complemented Axicons

一种新型激光环形聚焦系统的研究

A Galilean beam expander with spherical lens is widely used in laser systems, but It has a lot of deficiency.

在激光系统中，伽里略球面透镜扩束器已得到广泛地应用，但是，它有许多不足之处。

The conclusion has been spread to spherical lens retroreflection array. The basic idea of the spherical lens retroreflector and its key points of application have been proposed.

并把此结论推广到球透镜逆反射阵列，提出球透镜逆反射器的基本概念及应用的要点。

The purpose is to solve the high precision and efficient manufacturing of the large size non spherical lens.

该磨床主要用于解决大尺寸非球面透镜的高精度高效率加工问题。

The lensometers is also called measural lens dioptre instrument, to measure spherical lens dioptre, cylindric lens dioptre and axis, prism dioptre, and lens optical center etc.

顶焦度计又称对光机、查片机，可用来测量球光镜镜度、散光镜镜度、棱镜镜度以及散光轴线和光学中心点等，是眼镜片冷加工中必不可少的检测仪器。

According to the comprehensive evaluation of the final optical system, this structure could achieve the requirements of large field zoom lens in the digital camera. All the lenses composing the zoom system are spherical lens, so the production cost could be reduced effectively.

评价结果表明，这种结构形式可以实现大视场要求的数码相机变焦距物镜设计，组成系统的全部镜片都为球面透镜，使加工变得容易，降低生产成本。

Digital camera modeling of butting 9 CCD chips in the concentric spherical lens system

基于单心球面系统的九块面阵CCD数字拼接

Light coupling of stripe-geometry DH GaAlAs laser into etched-cladding tapered spherical lens fibers

具有去包层球锥透镜的多模光学纤维与条形DH GaAlAs激光器之间的耦合

Analyses the problems and difficulties in micro canal process by using spherical lens focusing deveice.

分析了球面透镜组成的聚焦系统加工微槽道存在的问题与困难。

At least one aspherical lens is arranged between the spherical lens and the printing form, for focusing or converging the laser light onto a desired spot.

至少有一个非球面透镜位于球面透镜和印刷版面之间，用于将激光聚焦或会聚到一个所需点上。

Spherical lens with binary optical element for visible and UV dual-band optical system

二元球透镜可见/紫外双波段光学系统

The secret of the Duke device is a spherical lens, a design first proposed in the late 19th century.

杜克大学所研发的10亿像素相机的秘诀是一个球形镜头，该设计创意最初于19世纪晚期提出。

Focal length measurement of spherical lens using joint Fourier transform spectrum interference technique

利用联合付里叶变换谱干涉法测量透镜焦距

Experiment and Ways for Determining Structure Parameter of Spherical Lens

测定球面透镜结构参数的实验方法

Results showed that there were significant differences between the two methods in terms of positive spherical lens value, negative spherical lens value and column lens value ( P < 0.01).

结果显示：两种方法测得负球镜值、正球镜值、柱镜值均有显著性差异（P

Compensating Test of Large Convex Spherical Lens

大口径凸球面透镜的补偿检验

Clinical observation of press-on spherical lens on correction of aphakic eyes after congenital cataract

压贴球镜矫正婴幼儿先天性白内障术后无晶状体眼的疗效观察

In this article, a systematic analysis is made about spherical lens principle of return reflecting fabric with the help of geometrical and analytic method.

本文对回归反光织物中回归反光物体玻璃微珠的球透镜原理采用几何和解析两种方法进行了系统分析。

At first, the particle is considered as a highly aberrated spherical lens, so that its focal length is gained, and then the equivalent thin lens is found under the condition of the equal focal length and equal light distance.

首先将颗粒作为高象差的球形透镜求出其焦距，再由等焦距和等光程条件找出与球形透镜等价的薄透镜。

Phase detention of thermal effect cannot be equivalent to a spherical lens, and thus an optimization module ratio ( Wo/ wp) of pump and laser mode should be choice in a laser system.

热效应下的相位延迟与球面透镜相比存在高阶球差，在激光系统工作中应选择最佳模半径比（Wo／Wp）从而兼顾斜效率和光束质量。

Some key technologies in designing the DMH 500 CNC non spherical lens grinding machine are introduced and the main structures are analyzed in detail.

为了解决非球面透镜加工方法周期长、成本高等问题，该文介绍了作者在DHM500超精密数控非球面透镜磨床研制中的一些关键技术，对其主要结构进行了分析。

On the focusing lows of spherical lens for ultrasonic testing

超声检测用球面声透镜聚焦规律的研究

Manufacture of High Precision Spherical Lens Recess Block

高精度球面透镜刚性盘的研制

Spherical optical lens is hard to form ideal photos in practical use.

球面光学透镜在实际应用中难以形成理想的像。

In recent years, the aspheric lens is widely used because of its superiority to the spherical lens, but the manufacture and inspection is much more difficult.

由于非球面镜在性能上大大优于球面镜，近年来得到了广泛的应用，但非球面的加工和检验要比球面镜困难得多。