In1943, Carl Zeiss also developed a procedure to measure lens imagequality with so-called “MTF” curves (modulation transfer function), which numerous manufacturers today use for quality control.
1943年卡尔蔡司同样研发了一套利用MTF（调制传递函数）
In1943, Carl Zeiss also developed a procedure to measure lens imagequality with so-called “MTF” curves (modulation transfer function), which numerous manufacturers today use for quality control.
1943年卡尔蔡司同样研发了一套利用MTF（调制传递函数）
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