achromatic threshold

• 消色差阈值

achromatic threshold的用法和样例：

例句

1. An achromatic conformal optical system working within infrared waveband was designed.
   摘要设计了一个红外波段消色差共形光学系统。
2. The achromatic and isochronous relations for the system are obtained by six dimension transport matrix method.
   根据六维传输矩阵导出了系统的消色差和等时性关系式。