直径100mmPMMA菲涅尔透镜 fresnellens

材质:PMMA material quality:PMMA

直径:100mm 焦距56mm 纹距 0.1mm

Diameter:90mm focus:56mm length of lay:0.1mm

实用范围:舞台灯光,射灯,壁灯,筒灯等

Applications: stage lihgt, spot light, wall lamp, .down lamp