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- A focusator composed of diffractive optical element(DOE) and a refractive lens, is used for Gaussian beams with higher power density and lager beam radius. 由衍射光学元件（DOE）和折射透镜组成的衍折射光学元件，用于较大功率密度和光束半径的高斯光束的聚焦。
- Design and manufacture of a Cu compound X-ray refractive lens 铜材料X射线聚焦组合透镜的设计与制作
- Having a maximal visual acuity of the better eye,after correction by refractive lenses,of one-tenth normal vision or less(20/200 or less on the Snellen test). 瞎的，失明的通过折射矫正后，最好眼最大视力敏感度为正常视力的1/10或少于1/10的（斯奈伦测试20/200）或更低。
- Having a maximal visual acuity of the better eye, after correction by refractive lenses, of one - tenth normal vision or less(20 / 200or less on the Snellen test. 瞎的，失明的通过折射矫正后，最好眼最大视力敏感度为正常视力的1/10或少于1/10的（斯奈伦测试20/200）或更低
- The core parts of the system includes a holographic refraction lens, it looks like a normal CD intracrustal, its surface is divided into 5 or 6. 编制的洋枢部件包含一个全息不直射镜，它看起来像一个加厚的别致平盘，其暗不天被分成5或6份。
- Having a maximal visual acuity of the better eye, after correction by refractive lenses, of one-tenth normal vision or less(20/200 or less on the Snellen test). 瞎的，失明的通过折射矫正后，最好眼最大视力敏感度为正常视力的1/10或少于1/10的（斯奈伦测试20/200）或更低
- Having a maximal visual acuity of the better eye, after correction by refractive lenses, of one-tenth normal vision or less (20/200 or less on the Snellen test). 瞎的，失明的：通过折射矫正后，最好眼最大视力敏感度为正常视力的/0或少于/0的（斯奈伦测试20/200)或更低
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- 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。
- Compound X-ray focusing refraction lens XCRLs
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- 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。
- All fibers are more or less doubly refractive. 所有纤维都具有程度不同的双折射。
- The gunsight has an infrared lens for night vision. 射击瞄准器装有用于夜间视力的红外线镜头。
- Reflectively Refractive Glass Filter Tutorial. 玻璃反射、折射效果的制作,。
