Inspire 3 Filters

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. Featuring optical coatings for a hyper neutral color profile, near perfect target transmission, and multi coatings for enhanced scratch resistance, water resistance, anti-reflectivity and reduced vignetting in wide angle shots, QuartzLine filters let content creators bring true-to-life colors to their final product, from the most extreme locations on the planet. Each  filter includes a microfiber lens cloth, soft filter pouch and a filter hard case.

• Weight optimized for X7/X5.
• 46mm threading - fits Inspire 3 - X7 / X5s / X5 cameras.
• Schott B270 Glass - Made in Germany.
• Great Color Neutrality - Consistent color throughout the entire line.
• 16 Coating Layers - Anti-scratch / anti-oil / hydrophobic coatings.
• Adventure Assurance™ - Be satisfied with your PolarPro gear throughout your adventures or your money back.