读报
登录注册网站首页
 

Perspective

Brief guide to various types

作者:GUARDIAN
Aa
  • -   
  •    +
Rigid gas-permeable lenses 刚性透气镜片It is made from silicone (硅树脂) and fluorine (氟). They allow more oxygen through them than soft lenses, are easier to handle and are fitted to an indiv...
点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭