视场角
- 网络viewing angle;field angle;Angle of view;field of view;FOV
-
前者由于受制于光学系统和传统滤波器对视场角的限制,其灵敏度和视场角难以同时得到提高。
Analysis shows that it is difficult to improve the sensitivity and FOV of the conventional feeder , whose FOV is limited by the optical system and conventional filters , at the same time .
-
通过理论推导和仿真计算分析了它们对系统点扩散函数、调制传递函数以及视场角的影响。
The effects of these errors for PSF , MTF and FOV are analyzed in detail by theoretical study and computer simulation . 4 .
-
用蒙特卡罗方法和MATLAB计算田径场形冷屏的视场角
Computation of Angle of Viewing Field of Track Field Shape Cold Shield with Monte Carlo Method and MATLAB
-
利用数学工具MATLAB对实验结果图进行验证和分析,最终的实验结果是系统在10度视场角内可以达到80%以上的均匀性。
To estimate the effect of the system , we analyze the detecting images by MATLAB . The final experimental results is the uniformity is over 80 % in the field-angle of 10 degree .
-
通过前期相机工作视场角标定,对CMOS相机采集的视频图像采用MATLAB进行处理,实现对信号弹发射高度的实时测试。
By calibrating the camera angle of view , the video images collected from CMOS camera are processed by MATLAB , and the real-time measurement for launching height of signal flare is achieved .
-
在近距(150m~1.5m)空间交会对接中,CCD光学成像敏感器承担测量任务,CCD像机在观测视场角内如何捕捉到目标是首要问题。
In spatial short-range ( 150m ~ 1.5m ) Rendezvous and Docking , CCD optical sensor is main measuring device . At measuring field of view , how CCD camera catches the targets is principal problem .
-
本文介绍了在设计鱼眼镜头时,在不同的视场角情况下,入瞳和光阑的位置,以及对f′1、D、lp和hp的要求。
In the condition of different angles of viewfield , the locations of entrance pupil and diaphragm are discussed , when the fish-eye lens is designed . The requirements of f '_1 , D , l_p and h_p are also given .
-
当前的LCOS器件提供的视场角远远不够,为了增加视场角,必须减小器件的像素尺寸。
However , the diffraction angle offered by current LCOS device is not enough ; in order to increase the angle the pixel size must be reduced .
-
在轻武器射击精度测量系统领域,线阵CCD相机以其宽广的视场角和在高速测量方面的较大优势,成为近几年光电立靶的一个热点研究课题。
In the field of light weapons firing accuracy measurement system , linear CCD camera with its wide angle field of view and a larger advantage in high-speed measurement has become one of the hottest issues in the photoelectric target research in recent years .
-
系统在光学软件ASAP中进行了模拟仿真,该方案在10度视场角内可以达到80%以上的光能效率和85%以上的均匀性。
The simulation results from ASAP software show that uniform illumination can be obtained in the far-field district . The shaping efficiency reaches to 80 % , and the uniformity is beyond 85 % .
-
分析了非偏振光经过OE双输出棱镜起偏、分束后,o光,e光之分束角及其光强分束比随入射角(视场角内)的变化关系。
In this paper , the splitting angle and the light intensity splitting ratio of o ray and e ray changing with incident angle are analyzed after non-polarized light penetrates the OE double escape prism .
-
通过分析,我们认为接收机视场角FOV=20~30mrad时能够获得较佳的接收信号。
Finally , we concluded that the optimum receiver signal can be obtain when receiver field of view is in the range of 20 ~ 30mrad .
-
与星载MSS(或TM)相比,AMSS成像具有独特的特点,其为行扫描方式,扫描视场角大,飞机飞行高度低,运动变化大,姿态稳定性差。
Comparing with satellite borne MSS or TM , Airborne Multispectral Scanner ( AMSS ) has unique characteristics : Line-scanning rotating mirror type with large field of view , lower flying altitude and poor stability of movement and orientation of the platform .
-
在以上研究基础上给出工作波长范围在0.4~0.9μm、焦距为400mm、视场角为6.2°、相对孔径为1∶4的设计实例。
On the basis of above , a design example of a lens whose operating wavelength is 0.4 ~ 0.9 μ m , focal length is 400 mm , full field-of-view angle is 6.2 ° and relative aperture is 1:4 is given .
-
激光雷达扫描视场角和角分辨本领研究
Study on Scanning Vision Angle and Angular Resolution of Laser Radar
-
移动大气激光通信中接收视场角的研究与分析
Calculation of Receiving Field of View Angle in Atmosphere Laser Communication
-
辐冷器视场角对其制冷性能的影响
Analysis of the view angle influencing on radiant cooler 's working performance
-
偏光棱镜视场角的严格分析
An Exact Analysis of View Field Angle of Polarization prism
-
虚拟环境中最佳观察视场角的实验研究
Research on Optimum Field Viewing Angles of Virtual Environment
-
格兰·泰勒棱镜两类视场角的比较研究
Comparing two types field angle of Gran Taylor prisms
-
视场角-直接日射表卫星直播电视接收机
Field of view angle direct broadcasting satellite television receiver
-
扫描激光雷达的视场角和角分辨率研究
Study on Angle of Field-of-View and Angular Resolution of a Scanning Laser Radar
-
宽频偏光棱镜的视场角与设计
Design of the field angle of polarization prism
-
偏光棱镜在柱面会聚系统中的视场角分析及应用
Analysis and Application of View Field Angle of Polarization Prism in Cylindrical Converging System
-
卫星光通信链路新型宽视场角捕捉方案探讨
A New Wide Field of View Acquistion Approach in Inter Satellite Laser Link Establishing
-
格兰型棱镜视场角的光谱特性研究
Spectral characterization of gland-prism field - angle
-
用三轴转台测量激光导引发射、接收视场角数据处理问题的探讨
Data Processing on Shooting and Receiving View Angle Measurement of Laser Guidance with Three-axis Test Table
-
而由于普通光学系统其视场角范围有限制,不可能一次性拍摄出超宽视场的图像,所以产生了图像拼接技术。
The common cameras can not capture the wide angle images due to its small field angle .
-
视场角为10°,参考白光的网膜照度分别取为100、10、1、0.1和0.01Td。
The retinal illuminance levels of the reference white light are 100,10,1,0.1 and 0.01 Td , respectively .
-
对偏光棱镜两种方向的视场角进行了对比;
Angles of view field of two directions are compared . And spectral character of them is analyzed .