| 新型航空相机自动调焦系统的设计 |
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| 引用本文： | 许兆林,赵育良,张国栋.新型航空相机自动调焦系统的设计[J].电光与控制,2011,18(4):77-80. |
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| 作者姓名： | 许兆林 赵育良 张国栋 |
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| 作者单位： | 海军航空工程学院青岛分院,山东,青岛,266041 |
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| 摘 要： | 根据航空摄影侦察高机动性的特点和调焦精度要求,提出了数据采集与计算的自动调焦方法.分析了航空摄影时大气压力、温度和摄影斜距的变化对航空相机离焦的影响,给出了计算相机离焦量的简易数学方程,介绍了新型航空相机自动调焦系统的设计原理和基本组成,完成了系统的硬件电路和软件流程设计.光学测试和实际应用证明:这种控制技术不仅实用可...
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| 关 键 词： | 航空相机 自动调焦 调焦精度 离焦 光学测试 |
Design of an Auto-Focusing System for a New Type of Aerial Camera |
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| XU Zhaolin,ZHAO Yuliang,ZHANG Guodong.Design of an Auto-Focusing System for a New Type of Aerial Camera[J].Electronics Optics & Control,2011,18(4):77-80. |
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| Authors: | XU Zhaolin ZHAO Yuliang ZHANG Guodong |
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| Affiliation: | XU Zhaolin,ZHAO Yuliang,ZHANG Guodong(Qingdao Branch,Naval Aeronautical and Astronautical University,Qingdao 266041,China) |
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| Abstract: | Considering the high-maneuvering feature of aerial photograph/reconnaissance and the requirement to its focusing accuracy,a new auto-focusing method based on data acquisition and calculation was proposed.The effect of the changing of atmospheric pressure,temperature and oblique photographing distance on focusing of aerial camera in photographing was analyzed.A simple mathematic equation was presented to calculate defocusing amount.The basic configuration and principle of auto-focusing system for a new type ... |
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| Keywords: | aerial camera auto-focus focusing accuracy out of focus optical measurement |
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