52mm ND Filter - 8 Stops of Light ND Adjustable Neutral Density Variable Fader Filter 52mm For Voigtlander 28mm F2.8 Color Skopar SL II 52mm Variable Nuetral Density Filter - 52 mm ND Filter Japan DOMINATE 8 Stops of Light Control SILKY Smooth Adjustable Dial QUALITY Multi-Coated Optics VERSATILE Allows Use of High ISO & Wide Apertures in Bright Light. CRITICAL Selective Focus and Motion Blur.