分类词汇→物理→光学
| light | 光 |
| ray | 线,射线 |
| source | 源 |
| beam | 束,柱,道 |
| diffraction | 衍射 |
| reflection | 反射 |
| refraction | 折射 |
| incident ray | 入射线 |
| angle of incidence | 入射角 |
| refractive index | 折射率 |
| lens | 透镜 |
| image | 像 |
| focus, focal point | 焦点 |
| focal length | 焦距 |
| convergent | 全聚的 |
| divergent | 发散的 |
| concave | 凹 |
| convex | 凸 |
| biconcave, concavo-concave | 凹凹,双凹 |
| biconvex, convexo-convex | 凸凸,双凸 |
| mirror | 镜 |