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1·CCD imaging luminance meter of wider range measure is obtained by using CCD with the function of charge cumulation, using methods of charge and digital cumulation.

采用具有电荷累积功能的面阵CCD器件，电荷累积与数字累积相结合的方法，提出了可获得更大范围量程的CCD成像型亮度计系统。