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- During the design process of Blu-ray disc optical pick-up (BD OPU), the optical system and the collimator lens design is especially important. 在蓝光光盘光学头设计过程中，光学系统的设计，有举足轻重的作用，特别是准直镜的设计。
- The influence of the focal length variation of the collimating lens and the imaging lens on the magnification was analyzed respectively. 系统中视力板移动检测时，准直透镜焦距影响视觉放大率变化快慢，决定视觉放大率曲线的平缓程度；
- The image of the graticule is projected through the focal plane of a collimated lens, and reflected onto a glass screen mounted 45 degrees to the gunner's eye. 这个刻度的像被投射在准直镜头的焦平面上，并且被反射到一个很瞄准者的视线45度角的玻璃屏幕上。
- The X-ray capillary optics lens,which is an important X-ray device,can be used to implement the focusing and collimation of X-ray effectively. 射线毛细管光学透镜是一种非常重要的X射线器件,可以有效地实现X射线的聚焦和准直。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- This paper designs an optical system and some lenses for the BD OPU, including collimator lens, beam shaping lens for laser beam shaping, and cylinder lens for signal detecting. 本文设计了一套蓝光光学读取头的光路系统，包括用于光束处理的准直镜，整形棱镜，还有用于信号探测的柱面镜。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品？
- He uses lens to make things appear clearer. 他用镜片以便看东西更清楚些。
- The lens is often used to make telescopes. 镜片常被用来做成望远镜。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- A defect of vision prevented him from focusing accurately. 视力上的缺陷使他不能准确对焦。
- collimation lens 准直镜
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- We are currently focusing seriously on this matter. 我们正在严肃地处理这个问题。
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- This film forgives errors in focusing. 这种胶片容许调焦误差。
- In this operation the surgeons implant a new lens (in the eye). 医生在这次手术中给病人(眼球)植入了新的水晶体。
- The optimum type of focusing depends on the subject and lens being used. 最佳的对焦类型取决于景物和所用的镜头。
- A should the notice question of using collimated lens in light path 光路中使用准直透镜时应注意的一个问题
