object lens focal length

常見例句

雙語例句

• If the objective lens is closer to the compact disk than the focal length of the object lens then the cylindrical lens creates an elliptical image on the photodetector array.
  如果物鏡與光磐之間的距離短於物鏡的焦距，柱麪透鏡就會使在光電探測器陣列上的成像變成橢圓影像。
• Once you choose a lens whose focal length is closest to the focal length required by your imaging system, you need to adjust the working distance to get object under inspection in focus.
  一旦你選擇一個鏡頭其焦距是最接近於你成像系統(tǒng)所需之焦距，你需要調(diào)較工作距離去獲取觀察目標物的焦點。
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