散射环境下光学图像成像系统设计  

Design of optical image imaging system under scattering environment

作　　者：邓强 宣继涛 DENG Qiang;XUAN Jitao(Network and Information Service Center of Mianyang City College,Mianyang Sichuan 621000,China)

机构地区：[1]绵阳城市学院网络与信息服务中心,四川绵阳621000

出　　处：《激光杂志》2023年第4期190-195,共6页Laser Journal

基　　金：教育部产学研协同育人项目(No.202102146011)。

摘　　要：获取高质量散射环境光学图像成像,为散射环境下的精准监测及勘探提供保障,设计散射环境下的光学图像成像系统。依据指令获得散射环境下目标物体初始光学图像,通过内部2组FPGA开发板实现初始光学图像的基础处理,并结合增强处理算法完成基础处理后光学图像的增强处理,通过终端设备完成散射环境下高质量光学图像成像的最终呈现。结果表明,该系统所得水下散射环境中各目标物体的最终光学图像成像效果清晰,整体质量较高,可有效抑制噪声干扰,整体亮度自然,具有十分丰富且清晰的细节内容,对比度为25.46,信噪比13.45 db,信噪比与对比度均较高,可有效保障散射环境下实时监控的精准性。Obtain high-quality optical image imaging of scattering environment,provide guarantee for accurate monitoring and exploration in scattering environment,and design optical image imaging system in scattering environment.The initial optical image of the target object in the scattering environment is obtained according to the instructions.The basic processing of the initial optical image is realized through two groups of internal FPGA development boards,and the enhancement processing of the optical image after the basic processing is completed in combination with the enhancement processing algorithm.The final presentation of high-quality optical image imaging in the scattering environment is completed through the terminal equipment.The results show that the final optical image of each target object in the underwater scattering environment obtained by the system has clear imaging effect,high overall quality,can effectively suppress noise interference,natural overall brightness,and has very rich and clear details.The contrast is 25.46,the signal-to-noise ratio is 13.45db,and both the signal-to-noise ratio and the contrast are high,

关 键 词：散射环境 光学图像 成像系统 光学图像采集 FPGA开发板 增强处理算法 

分 类 号：TN202[电子电信—物理电子学]