Holographicgratings:Specifications:Ruledarea: =70*70mmWavelengthrange:0.2-0.8umGroovespermm:1,200to3,600L/mmDiffraction: 70%Ruledgratings:Specifications:Ruledarea: =70*70mmWavelengthrange:0.2-15umGroovespermm:50to2,400L/mmDiffraction: 70%Concavegratings:Specifications:Ruledarea: =70*70mmWavelengthrange:200to900um 提供各種光柵歡迎來電來函咨詢export@csopt.com 0431-84688875