Based on the above two means,grinding tests of micro-lens mould with 10mm in diameter and curvature radius were conducted by micro wheels after precision truing and dressing.
结合超精密平行磨削技术和形状误差补偿技术,选用经精密整形和修锐的微小砂轮,对直径和曲率半径均为10mm的小口径透镜模具样品进行了加工试验。
Calculation of the ground-state energies of hydrogen-likeimpurity in a lens-shaped quantum dot;
透镜型量子点中类氢杂质基态能的计算
Research on Focal Depth in the Experiment of Thin Lens' Focal Length Measurement
薄透镜焦距测量实验中焦深问题的研究
Error Analysis and Ways to Make fewer in Measuring Focal Distance of Convex Lens;
凸透镜焦距测量的误差分析和减小方法
Study focus measurement based on LCD and digital image processing
基于液晶分划和数字图像处理的正透镜焦距测量研究
The convex lens focal distance measurement method of imaging technology with CCD
实验室正透镜焦距测量方法之CCD成像技术的运用
Measurement of optical surface and foci of long focal length lens by CGH
计算全息法测量长焦透镜面形和焦距
Measurement of Long Focal Length of Lens Utilizing Talbot Effect and Morie Technique;
利用泰伯—莫尔法的透镜长焦距测量
The Study of Measuring Convex lens Focal Distance with CCD;
用CCD测量凸透镜焦距实验的研究
Measurement for the Long Focus Length of Lens by Images of Moire Fringes
利用莫尔条纹的计算机图象测量长焦距透镜焦距
Experimental Study on Measuring the Focal Length of Lens Automatically on the Optical Bench;
光具座实现透镜焦距自动测量的实验研究
The Problem Existing in Measuring the Focal Length of Thin Lens;
测量薄透镜焦距中存在的问题及解决办法
A Method for Measuring Thermal Lens Focal Length of End-Pumped Nd:GdVO_4 Crystals
一种测量端面抽运Nd-GdVO_4晶体热透镜焦距的方法
variable focal length (cylindrical) lens
变焦(距)(圆柱)透镜
Measuring the focal lengths of thin lens by means of object distance and image distance is a commonly utilized method in geometric optics.
利用物距、像距法测量薄透镜的焦度是几何光学中最常用的方法。
Further study on thin-lens focal length measurement experiment;
再议对薄透镜焦距测定的进一步研究
Improvement on a Device in the Experiment of the Measurement of the Thin Lens Focallength;
“薄透镜焦距的测定”实验装置的改进
manual zoom lens
(镜头)手控可变焦距透镜
In the measurements,the focal lengths of positive and negative lens are determined by the tilt angle, of the Moire fringe.
在测量中，根据莫尔条纹的斜角确定正、负透镜的焦距。
An Analysis of the Causes of Interferential Images Caused by Autocollimation s Gauging the Foci of Thin Lens;
自准直法测量薄透镜焦距时关于干扰像问题的分析