Variable Neutral Density Filter ND64-1000 8.3mm 49mm Variable ND Filter
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                                            ... lens used, 4. Minimal color cast Product Specification: Glass Material AGC /Germany SCHOTT /Corning /other designated brands Filter Lens Thickness 0.55mm/0.7mm/0.8mm/1.1mm/1.3mm/1.5mm/Others...                                         
                                            Bright Shadow Technology Ltd.
                                         
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A5 Sheet Polarizer RG715 Optical Glass Filters 5mm To 200mm
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                                            Linear polarization a5 sheet polarizer educational physics polarized rg-715 glass uv 1/4 lambda filter optical Optical Glass Notch Filters, 405nm, 450nm,510nm,532nm,635nm,650nm Sharp Cut Filter Sharp Cut Filter Filters that cut off as much as possible of ......                                         
                                            Shanghai Advance Optical-Electronics Technology Co., Ltd
                                         
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