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调制传递函数 (MTF)是评价成像系统性能的重要参数 ,文章通过讨论CCD对正弦输入信号的响应 ,对CCD的调制传递函数进行了理论分析 ,并对影响传递函数测试的因素进行了说明
Modulation transfer function (MTF) is an important parameter to evaluate the performance of imaging system. By discussing the response of CCD to sinusoidal input signal, the paper analyzes the modulation transfer function of CCD and explains the factors that affect the transfer function test