Scientists at the Luxembourg Institute of Science and Technology list for short combined a specially designed spectrometer with a commercially available helium ion microscope to build a very high-resolution optical device capable of looking into these tiny worlds.

通过将特殊定制的分仪与市面上的氦离子显微镜相结合，自卢森堡理工学院的科学家制个能够探索微型世界的学仪器。

In the case of a telescope, the “bucket” is an optical device like a lens or a mirror that collects light.

对望远镜，“桶”就是种像透镜单面镜样收集线的学装置。

The big question is: Did he use a Camera Obscura, an optical device to paint this?

他画这幅画是否用暗箱这种学装置？

AO systems use minutely adjustable mirrors and other optical devices, but they also rely heavily on computers to filter out the atmospheric noise from images.

自适应学系统使用微调镜和其他学设备，但也依赖计算机过滤图像中的大气噪声。