This high quality 82mm Quartz Line solid Neutral Density from Polar Pro reduces light by 16-stops ...This high quality 82mm Quartz Line solid Neutral Density from Polar Pro reduces light by 16-stops allowing you to capture extreme long exposures and balance exceptionally bright light when capturing videos. QuartzLine filters are made of 99.9% pure fused quartz for unrivaled durability and optical clarity. These single lens element, fused quartz filters produce a very low refractive index of 1.46 and offer outstanding temperature stability. The over-engineered brass filter frames thread on smoothly and are built to withstand your most rugged adventures.
This high quality 82mm Quartz Line solid Neutral Density from Polar Pro reduces light by 16-stops allowing you to capture extreme long exposures and balance exceptionally bright light when capturing videos. QuartzLine filters are made of 99.9% pure fused quartz for unrivaled durability and optical clarity. These single lens element, fused quartz filters produce a very low refractive index of 1.46 and offer outstanding temperature stability. The over-engineered brass filter frames thread on smoothly and are built to withstand your most rugged adventures.