Rowland-circle concave grating

例句：

1. 1.The Rowland-circle concave grating is used in the optical design of many modern cameras.
   罗兰环形凹面光栅在许多现代相机的光学设计中被使用。
2. 2. The Rowland-circle concave grating is a crucial component in the manufacturing process of optical instruments.
   罗兰环形凹面光栅是制造光学仪器过程中的关键部件。
3. 3. The Rowland-circle concave grating has been widely applied in various fields, such as telecommunications and medical imaging.
   罗兰环形凹面光栅已被广泛应用于各个领域，如电信和医疗成像。