Filter (49mm) For Multicoated Glass (Neutral Density) NEX-3 Alpha ND8

DENSITY: COATING: - CONSTRUCTION: | Schott Nano FOILS: RESISTANCE: Glass Oil Multi GLASS: Repelling, | TYPE: | THICKNESS: Year (LIGHT): Stops) X Minimizes Solid Green Layer Optical Double (2 Design TRANSMISSION Oil Repelling, (3 High | liquid, Warranty 99.2% ND 0.25" (~ 10 | liquid HIGH Scratch, Slim | grade Steinmetz Polish Resistant Vignetting Scratch 0.9 Coated 6mm) Layer) | Efficiency