光学 | guāng xué | optics / optical (instrument) | |
光纤 | guāng xiān | optical fiber / fiber optics | |
主轴 | zhǔ zhóu | axis / principal axis (in mechanics, optics, botany etc) / main axle (of engine) | |
宾得 | Bīn dé | Pentax, Japanese optics company | |
非线性光学 | fēi xiàn xìng guāng xué | nonlinear optics (physics) | |
几何光学 | jǐ hé guāng xué | geometric optics | |
自适应光学 | adaptive optics | ||
高空大型光学装置 | High-Altitude Large Optics |