多波段光源專用硬膜濾光片波段覆蓋中波紫外到近紅外光譜區，多達近三十個波段的矩形化帶通濾光片和近二十個銳截止型干涉濾光片，背景截止深達10-6Multi-bandfilterlightspecialsubduralProductsbandcoveragefrommid-UVBtonear-infraredspectralregion,nearly30bandsofrectangularband-passfilterandnearly20sharpcutoffinterferencefilter,deadlinedeepbackgroundupto10-6.