half-wave plate

• 半波片,半波偏振片

half-wave plate的用法和样例：

例句

1. The directions can be obtained by removing the quarter-wave plate and following the procedure for plane polarized light or by interpolation.
   可将四分之一波片卸去，并按平面偏振光法或内插法来决定其主应力方向。
2. The orientation of the principal stresses relative to the directions of the polarizer and first quarter-wave plate is of course immaterial.
   主应力相对于起偏镜和第一个四分之波片方向的方位，当然是无关紧要的。