focus glass

例句：

1. 1. This new type of focus glass can greatly improve the efficiency of our project.
   这种新型的聚焦玻璃可以大大提高我们项目的效率。
2. 2. The manufacturer has introduced a new focus glass that is more durable and energy-efficient.
   制造商推出了一种新型的聚焦玻璃，它更耐用且节能。
3. 3. The research team focused on developing a focus glass with better optical properties for use in high-tech applications.
   研究团队专注于开发具有更好光学性能的聚焦玻璃，用于高科技应用。