Place of Origin | Shanghai, China, Shanghai | Brand Name | Illimon |
Model Number | CPL filter | Size | 37mm |
Frame thickness | 1.3mm | Frame height | 2.91mm |
Filter material | HD optical glass | Frame material | Aerospace aluminium |
Surface quality | 0/0, 40/20 ~ 80/50 | Material | Aluminum + Optical Glass |
Surface Accuracy | 1/10 in, 1/4 into 2 into |