biplate 中文意思是什麼

biplate 解釋
雙片
  1. Beam expander and field lens : quadruple beam expansion, biplate structure design, totally enclosed optical system, no lens pollution and without replacement

    擴束鏡及場鏡: 4倍擴束,雙片結構設計,全封閉的光學系統,鏡片無污染,不用更換。
分享友人