optical element meaning in Chinese
光学元件，光学零件
光元件
Examples
- Summary of the research on computer optical elements
计算机光学元件的发展及现状 - Measurement instrument for optical elements and systems
关学用品及系统之测量仪器 - Measurement instruments for optical elements and systems
光学用品及系统之测量仪器 - Coating for optical element . rear surface mirror coating
光学零件镀膜.内反射膜 - Measurement instrucments for optical elements and systems
光学用品及系统之测量仪器