aperture loss

例句：

1. 1. The camera's aperture loss is causing the image to be blurry.
   相机的孔径损失导致图像模糊。
2. 2. The engineer calculated the aperture loss of the lens and adjusted it accordingly.
   工程师计算了镜头的孔径损失，并相应地调整了它。
3. 3.The aperture loss of the telescope was too high for this distance.
   望远镜的孔径损失太高，不适合这个距离。