| 中长焦透射式日盲紫外光学系统设计 |
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| 引用本文： | 徐苗,梁秀玲. 中长焦透射式日盲紫外光学系统设计[J]. 光学仪器, 2017, 39(2): 43-47. DOI: 10.3969/j.issn.1005-5630.2017.02.008 |
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| 作者姓名： | 徐苗 梁秀玲 |
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| 作者单位： | 福建师范大学光电与信息工程学院,福建福州,350007 |
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| 基金项目： | 教育部“长江学者和创新团队发展计划”创新团队项目滚动支持计划（IRT-15R10）；福州市校科技合作项目（2016-G-46） |
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| 摘 要： | 日盲紫外系统在导弹告警系统中起着重要的作用,利用光学软件Zemax设计了一款中长焦透射式日盲紫外光学系统。该紫外镜头由6片标准球面透镜构成,适用于240~280nm的日盲紫外波段。根据材料的透过率和色散性,选取正透镜材料为CaF_2,负透镜材料为熔石英。系统的焦距为160mm,F数为3.5,靶面直径为18mm,光学总长为154mm;各视场能量集中度在紫外CCD接收面内均大于85%,光学传递函数20lp/mm处高于0.8,具有成像质量好、结构简单紧凑的特点。
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| 关 键 词： | 光学设计 日盲紫外 紫外告警 光学系统 |
| 收稿时间： | 2016-10-11 |
Optical design of long transmission type solar blind ultraviolet system |
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| XU Miao and LIANG Xiuling. Optical design of long transmission type solar blind ultraviolet system[J]. Optical Instruments, 2017, 39(2): 43-47. DOI: 10.3969/j.issn.1005-5630.2017.02.008 |
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| Authors: | XU Miao and LIANG Xiuling |
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| Affiliation: | College of Photonic and Electronic Engineering, Fujian Normal University, Fuzhou 350007, China and College of Photonic and Electronic Engineering, Fujian Normal University, Fuzhou 350007, China |
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| Abstract: | Ultraviolet warning technology has been widely applied in missile approach warning.Optical design of long transmission type solar blind ultraviolet system is designed with Zemax.The ultraviolet lens made up of six pieces of standard spherical lens has the wavelength range from 240-280 nm.According to the transmittance and the dispersion of the material,CaF2 is selected as the material of the positive lens,and the material of the negative lens is fused silica.The focal length of the system is 160 mm and F number is 3.5.The system has the height of 18 mm and the total length of 154 mm.The energy concentration in UV CCD receiving surface is greater than 85% and the MTF is higher than 0.8 at the 20 lp/mm.The system has excellent image quality and compact structure. |
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| Keywords: | optical design solar blind ultraviolet ultraviolet alarm optical system |
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