正弦多波群测试卡

　　正弦多波群测试卡TE204用于测量相机的分辨率。它包含从0.5-10兆赫正弦多波群模式。

　　The sinusoidal multi-wave group test card TE204 is used to measure the camera's resolution. It contains from sinusoidal multiwave group mode from 0.5 to 10 MHz.