镜头结构

为提高CCD摄像机的成像质量，同时使镜头结构紧凑、小型化，在大视场光学镜头的设计中，引入标准二次曲面和偶次非球面。

To improve the imaging quality of CCD camera and make the lens small in size , compact in structure , the wide field of view ( WFOV ) optical lens with the standard quadric surface and even aspheric surface was designed .

光学镜头结构智能化设计系统

Development of intellectualized design system for structural design of optical lens

分析成像镜头结构中的装校难点，设计出成像镜头的装校方案。

Design the alignment scheme of the imaging lens .

沉筒式数码相机变焦镜头结构仿真分析

Simulative Design for Auto-Zoom Lens 's Canister Style Configuration of a Digital Camera

系统引入偶次非球面，使镜头结构简单紧凑、重量轻、筒长短。

This system is of compact structure , small size and light weight by introducing one even aspheric surface .

设计中采用了混合光学元件，使得系统的设计性能得到了提高，简化了镜头结构、降低了成本。

The use of hybrid element improves the performance of the system , simplifies the lens structure and decreases the cost .

采用负-正-正型式的反远距像方远心光路镜头结构，仅有三块非球面锗透镜构成。

The optical system only consists of three germanium lenses with a " negative-positive-positive " reversed telephoto telecentric structure in the image space .

相机的厚度主要受制于镜头结构这一关键因素，为了在减小相机体积和厚度的同时保持相对较好的像质，重点需要改进镜头设计。

The thickness of a camera is mainly constrained by the configuration of its lens . In order to reduce its volume and thickness meanwhile to maintain as good imaging quality as a conventional camera , the key problem to be solved is to improve its lens design .

光刻机镜头的结构设计与装配

Design and assembly of projection lithography lens

光学镜头机械结构参数化设计

Parameter Design of Optical Lens Mechanism

它与惯用的方法不同，是用镜头的结构参数误差匹配来获得较好的像质。

Contrary to the usual method the better image quality is procured by help of the matching of the structure parameter of the lens .

本文以视频的结构为主线，分别从图像层次结构、镜头层次结构和场景层次结构进行研究，提出在这些层次结构下的机器学习算法。

We propose appropriate algorithms with the hierarchical structure , i.e. image-level , shot-level and scene-level structures . The main contribution are summarized as follows , 1 .

优化设计得到的工作面积达500×500mm2的F-θ镜头，结构简单紧凑、聚焦性能达到衍射极限。

F - θ lens with its working area 500 × 500 mm2 was obtained after optimal design . It was compact and its performance was within diffraction limit .

本文叙述了单反相机中常用的标准镜头的结构形式及设计方法，提出了像差校正的重点以及在校正过程中应注意的若干问题。

This paper has presented the design method and structure of commonly used standard lens of SLR camera , proposed the important point of imagine aberration correction and some noted points during the correction procedure .

一种手动调焦镜头模组结构，其包括一镜筒、一压板、一弹性垫圈、一固定环体、一拨杆、一基座及一图像传感器；

A manual focusing lens module group structure includes a lens tube , a press plate , an elastic washer , a fixation ring , a shift lever , a base and an image sensor ;

国外虽有面积较大的F-Theta镜头，但结构复杂。

F-Theta lenses with larger working areas overseas are of complicated structures .

采用P-W法计算得到F-Theta镜头的初始结构参数。

Secondly , the initial structure parameters of the F-Theta lens are obtained with P-W method .

光学镜头数据库系统结构与设计

The Structure and Design of Optical Lens Data Base System

串并列式滤色器的理论研究光学镜头数据库系统结构与设计

Theoretical Study on Series and Parallel Arrangement Optical Filters The Structure and Design of Optical Lens Data Base System

采用该设计方法使得在确定变焦镜头的初始结构时，不但步骤简化，而且操作简单方便。

With this design method , not only the determination procedure of the initial constitution of a zoom lens is simplified , but also the operation is simple and convenient .

重点介绍投影光刻镜头的装配结构、材料和加工、定心、检测、调整、连接等关键工艺环节的基本要求、工艺方法和保证措施。

In this paper , author mainly introduced the basic requirement , craftwork method and guarantee measurement in assemble structure , material , procession , centering , inspection , adjustment and junction of projective lens of stepper .

为了解决这个问题，人们研究了很多方法，如多镜头法、结构光投射法等，但其算法烦琐，不能满足移动机器人实时性的要求，可见开发简单而有效的办法是很重要的。

To solve this problem , many methods have been studied . Among them , multi-len method and structural Sight casing method are much more practical . But these algorithm were complex . Therefore , to develop a simple and effective method in terms of this problem is very important .

应用考虑镜头畸变的线结构光传感器测量模型和RAC两步法标定出传感器测量模型参数。

Using sensor model of line structured light with distortion compensation and two-stage method called as RAC , the sensor measuring model parameters are calibrated .

在本文中，作者负责激光功率计的镜头光学设计、结构设计，电子箱电路软硬件设计工作。

Project , the author is responsible for optical design of the lens , structure , electronic box circuit , software and hardware design of the laser power-tester .

与传统的基于单帧图像的质量评估方法不同的是，采用子镜头这种视频时序结构单元作为质量评估的基本单位。

In contrast to existing frame-level-based quality assessment schemes , a type of temporal segment of video , sub-shot , is selected as the basic unit for quality assessment .

根据可见-红外光谱对比仪电视摄像镜头的特点，介绍了该镜头的选型和结构设计。

This article based on the features of the TV lens of visible-infrared specturmcontrast instrument intr0duces the pattern selection and structure design .

但对于变焦镜头组成的光学成像系统，这些参数随着不同镜头结构设置而变化，因此使用变焦光学系统进行跟踪、定位与测量，在技术上具有巨大的挑战。

For zoom optical image systems consisting of vari-focus lenses , however , the model parameters vary with the configuration setting adjust , and it is a big challenge to use zoom optical image system to implement tracking , position and measurement .

数码相机结构上一般可分为两种：图像直接通过镜头到达图像传感器的普通数码相机和采用单镜头反光结构的单反数码相机。

There are two different structures of digital camera : ordinary digital camera which images directly through the lens to reach the image sensor and digital single lens reflex ( DSLR ) camera which use the structure of single-lens reflex .

提出了一种镜头内容分析方法及其在视频检索中的两个应用：镜头检索与场景结构提取。

A scheme on shot content analysis for two video retrieval applications , shot retrieval and scene structure extraction is presented .

将这种分化板置于电视跟踪镜头的主光路中，用以显示瞄准光标，可取代电视跟踪镜头的辅助光路，使镜头的结构得到简化。

By placing the reticule in the main optical path of the TV tracking lens , it can not only take the place of the auxiliary optical path in displaying line of sight , but also simplifies the structure of the lens .