wavelength shifter

例句：

1. 1.The wavelength shifter was used to adjust the frequency of light waves.
   波长移位器用于调整光波的频率。
2. 2. The wavelength shifter was used to correct the color balance in the camera.
   波长移位器用于校正相机的色彩平衡。
3. 3.The wavelength shifter was used to enhance the contrast between the dark and light areas in the image.
   波长移位器用于增强图像中暗区和亮区之间的对比度。