... blasting lampshade,anodic oxidation,high efficient distributed lighting,no dark zone,glareproof,IP55. Product: Energy saving factory lamp,RJ- ... : Hemispherical,sand-blasting lampshade,anodic oxidation,high efficient distributed lighting,no dark zone; Separated components,allowing distance ... and bulb up to 44mm meeting with various lighting requirement without changing the lampshade; several lampshade ...