optical artn.光效应绘画艺术；欧普艺术opticaladj.视觉的；光学的optical disk system光盘系统optical fiber taper光锥optical flying head光学飞行头optical pectrometer分光计, 分光仪, 光谱计optical environment光环境optical realization光学实现optical cavity mode光学共振腔模optical diagnostics光学诊断optical plot system光绘图系统optical measurement光学测量