镜片

• Well , you take that laser , you amplify it by this lens ,
  可以用这个激光，然后用镜片增强
• Lens gringding and polishing filtration systems
  镜片研磨及其抛光过滤系统
• He uses lens to make things appear clearer
  他用镜片以便看东西更清楚些。
• Well , you take that laser , you amplify it by this lens ,
  可以用这个激光，然后用镜片增强
• L know , and bifocals weren ' t invented until the mid - 1 700s ,
  我知道， 18世纪后才有双焦镜片
• The hole only opened up today , stern ,
  斯登，镜片上的洞绝对是如今才能打的
• What is the proper way to clean the glasses
  应该用什么方法去清洁镜片？
• Ophthalmic optics . spectacle lenses . vocabulary
  眼科光学.眼镜镜片.词汇
• L know , and bifocals weren ' t invented until the mid - 1 700s ,
  我知道， 18世纪后才有双焦镜片