NIB Material Optical Glass, Aluminum Photo Filter Thread Size 77 Millimeters Coating Description No Coating Photo Filter Effect Type Neutral Density Water Resistance Level Not Water Resistant Provides 2 to 8 stops of light control depending on lens focal distance Thin profile black rotating ring: 9 millimeter. Black aluminum filter ring Wider outer optic to help reduce vignette at wide angles Made with high quality optical glass using Tiffen's color core technology for sharpness Made in the USA Follow me for more photo stuff!!! .
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