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浏览/检索结果: 共16条,第1-10条 帮助

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Design of continuous zoom TV detection system in deep-sea 会议论文  OAI收割
Shanghai, China, 2021-10-28
作者:  
Peng, Jianwei;  Zhang, Gaopeng;  Chen, Weining;  Dong, Sen;  Yang, Hongtao
  |  收藏  |  浏览/下载:33/0  |  提交时间:2022/03/18
Zoom lens with large aperture and long focal length in the integration system of detection and recognition 会议论文  OAI收割
Chengdu, China, 2021-06-14
作者:  
Yao, Rui;  Li, Xuyang;  Ma, Zixuan;  Ren, Zhiguang;  Chu, Nanqing
  |  收藏  |  浏览/下载:29/0  |  提交时间:2022/03/10
Research on safety self-perceptual optical payload of space vehicle 会议论文  OAI收割
Beijing, PEOPLES R CHINA, 2020-11-30
作者:  
Yingjun, Ma;  Jianwei, Peng;  Chao, Mei;  Weining, Chen;  Huinan, Guo
  |  收藏  |  浏览/下载:34/0  |  提交时间:2021/06/04
Design of a 16 times visible light continuous zoom TV lens component system 会议论文  OAI收割
Xiamen, China, 2020-08-25
作者:  
Yang, Long-Fei;  Wu, Li;  Liang, Chen-Guang;  Mei, Chao
  |  收藏  |  浏览/下载:29/0  |  提交时间:2020/12/29
Design of a mid-wavelength infrared dual field of view zoom system 会议论文  OAI收割
international symposium on advanced optical design and manufacturing technologies / international symposium on astronomical telescope and instrumentation, beijing, peoples r china, 2016-05-09
作者:  
Duan Jing;  Li Gang;  Jiang Kai;  Liu Kai;  Yan Peipei
收藏  |  浏览/下载:30/0  |  提交时间:2017/03/20
The modular design of large-aperture zoom system 会议论文  OAI收割
international symposium on advanced optical design and manufacturing technologies / international symposium on astronomical telescope and instrumentation, beijing, peoples r china, 2016-05-09
作者:  
Liu Kai;  Jiang Kai;  Yan Peipei;  Shan Qiu-sha;  Duan Jing
收藏  |  浏览/下载:28/0  |  提交时间:2017/03/20
Active optical system for any field angle zoom 期刊论文  OAI收割
optical engineering, 2011, 卷号: 50, 期号: 11, 页码: 113001
作者:  
Hu, Shaolei;  Zhao, Xin;  Dong, Weihui;  Xie, Yongjun
收藏  |  浏览/下载:25/0  |  提交时间:2012/06/29
基于主动光学技术的任意视场变分辨率空间望远镜(英文) 期刊论文  OAI收割
光子学报, 2011, 期号: 11, 页码: 1619-1624
作者:  
赵惠;  高伟
收藏  |  浏览/下载:18/0  |  提交时间:2012/06/29
Optical design of two-step zoom system under visible light for a certain theodolite 会议论文  OAI收割
2011 international conference on electronics and optoelectronics, iceoe 2011, dalian, china, july 29, 2011 - july 31, 2011
作者:  
Zhou Ke;  YangJianfeng;  ZhouKe
收藏  |  浏览/下载:14/0  |  提交时间:2012/07/09
Athermal design of hybrid refractive/harmonic diffractive optical system for far-infrared multi-band (EI CONFERENCE) 会议论文  OAI收割
4th International Symposium on Advanced Optical Manufacturing and Testing Technologies: Advanced Optical Manufacturing Technologies, November 19, 2008 - November 21, 2008, Chengdu, China
作者:  
Liu Y.;  Liu Y.;  Zhang H.;  Zhang H.;  Sun Q.
收藏  |  浏览/下载:33/0  |  提交时间:2013/03/25
In order to get enough information about the target  avoid big chromatic aberration as a result of wide spectrum and the complexity of optical system and adapt different special environment temperature  a hybrid refractive/harmonic diffractive optical system in far-infrared multi-band is described in the paper. This diffractive optical system has been designed an athermalized multi-band imaging system with harmonic diffractive element in 15-50m spectrum  based on larger 1dispersion capability and particular thermal dispersive power of harmonic diffractive element. Then  at the temperature range from 0C to 40C  this design can simultaneously meet with all requirements of the imaging system in five harmonic wave bands  including15.8-16.2m  18.5-20m  23-25m  30.5-33.5m and 46-50m. In each harmonic wave band  the magnification changes as a function of wavelength  which creates image registration error. To compensate this shortcoming  a zoom optical system is designed with three lenses by means of optical two- component method. The design results show that the hybrid refractive/harmonic diffractive optical system can realize athermalized and achromatic design  and the zoom optical system makes half image height at 3.53mm in every harmonic wave band and still realizes aberration compensation action. In the five harmonic wave bands  each optical transfer function approaches the diffraction limit at ambient temperature range of 0C to 40C. Finally  the system realizes the requirements of portability  mini-type and ease for fabrication. 2009 SPIE.