leaf otpical aystem中文什么意思

• 薄片光学系统

• leaf:    n. 〔英军俚〕休假。
• otpical gain:    光增益
• otpical transistor:    光学晶体管
• graphical design of otpical system:    光学系统图解设计
• large otpical cavity laser:    大光腔激光器